Finding the Fourth Proportional to 2,885,161.68, 4,328,136.20 and 1,201,871.52
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Solution
The fourth proportional to 2,885,161.68, 4,328,136.20 and 1,201,871.52 is: 1,802,971.28
Step by Step Solution
- Step 1: Write the proportion equation
2,885,161.68 : 4,328,136.20 = 1,201,871.52 : x - Step 2: Convert to fraction form
2,885,161.68/4,328,136.20 = 1,201,871.52/x - Step 3: Cross multiply
2,885,161.68x = 4,328,136.20 × 1,201,871.52 - Step 4: Simplify right side
2,885,161.68x = 5,201,863,633,461.02 - Step 5: Solve for x
x = 5,201,863,633,461.02/2,885,161.68 - Step 6: Final answer
x = 1,802,971.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.