Finding the Fourth Proportional to 1,497,869.70, 2,246,877.45 and 418,381.08
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Solution
The fourth proportional to 1,497,869.70, 2,246,877.45 and 418,381.08 is: 627,591.98
Step by Step Solution
- Step 1: Write the proportion equation
1,497,869.70 : 2,246,877.45 = 418,381.08 : x - Step 2: Convert to fraction form
1,497,869.70/2,246,877.45 = 418,381.08/x - Step 3: Cross multiply
1,497,869.70x = 2,246,877.45 × 418,381.08 - Step 4: Simplify right side
1,497,869.70x = 940,051,014,158.65 - Step 5: Solve for x
x = 940,051,014,158.65/1,497,869.70 - Step 6: Final answer
x = 627,591.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.