Why do Muslim believe that following the five pillars of Islam is important?

Answer 1

let's think of the religion of Islam as a tent. In order to set up the tent, you need to firmly place your pillars in the ground. If your 5 pillars aren't firmly fixed. The tent will fall.

More details:The Islam five pillars and their significance are as follow:

1. Testimony that no God except the one and only one God, the Creator and that prophet Muhammad is His messenger. This persuades Muslims not to obey any one in something that against God commands or against His prophet guides
2. Praying (5 times a day). This persuades Muslims to be always remembering God the Creator and His prophet. Hence this persuades then not to do any wrong.
3. Alms giving (or zakat). This strengthens the social relations and leads to solidification between the poor and the rich.
4. fasting Ramadan. This persuades Muslims to be more devoted to God will and refrain themselves from disobeying him and they become more tending to help the poor.
5. hajj. This persuades Muslims to feel that they are equal and the preference is only in the degree of their piety.

refer to related question below
This is because the five pillars of Islam represent the basic principles of the religion and denying any of on purpose and intentionally and knowingly expel one from being Muslim and expose him/her to the curse of God and sever punishment on the Day of Judgement. Refer to question below.

Answer 2

let's think of the religion of islam as a tent. In order to set up the tent, you need to firmly place your pillars in the ground. If your 5 pillars aren't firmly fixed. The tent will fall.

More details:The Islam five pillars and their significance are as follow:

1. Testimony that no God except the one and only one God, the Creator and that prophet Muhammad is His messenger. This persuades Muslims not to obey any one in something that against God commands or against His prophet guides
2. Praying (5 times a day). This persuades Muslims to be always remembering God the Creator and His prophet. Hence this persuades then not to do any wrong.
3. Alms giving (or zakat). This strengthens the social relations and leads to solidification between the poor and the rich.
4. fasting Ramadan. This persuades Muslims to be more devoted to God will and refrain themselves from disobeying him and they become more tending to help the poor.
5. hajj. This persuades Muslims to feel that they are equal and the preference is only in the degree of their piety.

refer to related question below
This is because the five pillars of Islam represent the basic principles of the religion and denying any of on purpose and intentionally and knowingly expel one from being Muslim and expose him/her to the curse of God and sever punishment on the Day of Judgement. Refer to question below.

Answer 3

The five pillars of Islam are the basis of Islam that upon which are based other Islam teachings. Denying any of Islam five pillars intentionally and knowingly expels the Muslim from Islam true faith. The Islam five pillars are important for Muslims for the following:

1. Testimony that no God except the one and only one God, the Creator and that prophet Muhammad is His messenger. This persuades Muslims not to obey any one in something that against God commands or against His prophet guides
2. Praying (5 times a day). This persuades Muslims to be always remembering God the Creator and His prophet. Hence this persuades then not to do any wrong.
3. Alms giving (or zakat). This strengthens the social relations and leads to solidification between the poor and the rich.
4. fasting Ramadan. This persuades Muslims to be more devoted to God will and refrain themselves from disobeying him and they become more tending to help the poor.
5. Pilgrimage (or hajj). This persuades Muslims to feel that they are equal and the preference is only in the degree of their piety.

refer to question below.