Answer: 
<u>Step-by-step explanation:</u>
Inversely proportional means a x b = k --> b = k/a
Given that a₁ = 2 --> b₁ = k/2
Given that a₂ = 3 --> b₂ = k/3
19 is a prime number, so the prime factorization is 1*19
Do 3.14 times 4 because if one similar charm has a 1cm diameter and a circumference of 3.14 you could just multiply it