Finding the Fourth Proportional to 1,471,872.06, 2,207,849.60 and 406,914.03
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Solution
The fourth proportional to 1,471,872.06, 2,207,849.60 and 406,914.03 is: 610,382.52
Step by Step Solution
- Step 1: Write the proportion equation
1,471,872.06 : 2,207,849.60 = 406,914.03 : x - Step 2: Convert to fraction form
1,471,872.06/2,207,849.60 = 406,914.03/x - Step 3: Cross multiply
1,471,872.06x = 2,207,849.60 × 406,914.03 - Step 4: Simplify right side
1,471,872.06x = 898,404,979,387.17 - Step 5: Solve for x
x = 898,404,979,387.17/1,471,872.06 - Step 6: Final answer
x = 610,382.52
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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.