Find three rational numbers between 3.1415 and 3.1416.

Given rational numbers are 3.1415 and 3.1416.
To find three rational numbers between them, we extend the decimal places.
Now, we have the numbers 3.14150 and 3.14160.
Any three rational numbers between them would be 3.14151, 3.14155, and 3.14159.