Finding the Fourth Proportional to 2,487,575.20, 3,731,691.12 and 868,373.18
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Solution
The fourth proportional to 2,487,575.20, 3,731,691.12 and 868,373.18 is: 1,302,674.39
Step by Step Solution
- Step 1: Write the proportion equation
2,487,575.20 : 3,731,691.12 = 868,373.18 : x - Step 2: Convert to fraction form
2,487,575.20/3,731,691.12 = 868,373.18/x - Step 3: Cross multiply
2,487,575.20x = 3,731,691.12 × 868,373.18 - Step 4: Simplify right side
2,487,575.20x = 3,240,500,490,724.99 - Step 5: Solve for x
x = 3,240,500,490,724.99/2,487,575.20 - Step 6: Final answer
x = 1,302,674.39
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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.