Finding the Fourth Proportional to 5,136,559.68, 7,704,652.65 and 1,542,233.21
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Solution
The fourth proportional to 5,136,559.68, 7,704,652.65 and 1,542,233.21 is: 2,313,293.71
Step by Step Solution
- Step 1: Write the proportion equation
5,136,559.68 : 7,704,652.65 = 1,542,233.21 : x - Step 2: Convert to fraction form
5,136,559.68/7,704,652.65 = 1,542,233.21/x - Step 3: Cross multiply
5,136,559.68x = 7,704,652.65 × 1,542,233.21 - Step 4: Simplify right side
5,136,559.68x = 11,882,371,188,344.51 - Step 5: Solve for x
x = 11,882,371,188,344.51/5,136,559.68 - Step 6: Final answer
x = 2,313,293.71
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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.