Finding the Fourth Proportional to 1,416,640.43, 2,125,586.66 and 742,560.55
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Solution
The fourth proportional to 1,416,640.43, 2,125,586.66 and 742,560.55 is: 1,114,168.96
Step by Step Solution
- Step 1: Write the proportion equation
1,416,640.43 : 2,125,586.66 = 742,560.55 : x - Step 2: Convert to fraction form
1,416,640.43/2,125,586.66 = 742,560.55/x - Step 3: Cross multiply
1,416,640.43x = 2,125,586.66 × 742,560.55 - Step 4: Simplify right side
1,416,640.43x = 1,578,376,795,864.70 - Step 5: Solve for x
x = 1,578,376,795,864.70/1,416,640.43 - Step 6: Final answer
x = 1,114,168.96
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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.