Finding the Fourth Proportional to 2,798,470.96, 3,861,592.08 and 1,574,755.16
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Solution
The fourth proportional to 2,798,470.96, 3,861,592.08 and 1,574,755.16 is: 2,172,994.52
Step by Step Solution
- Step 1: Write the proportion equation
2,798,470.96 : 3,861,592.08 = 1,574,755.16 : x - Step 2: Convert to fraction form
2,798,470.96/3,861,592.08 = 1,574,755.16/x - Step 3: Cross multiply
2,798,470.96x = 3,861,592.08 × 1,574,755.16 - Step 4: Simplify right side
2,798,470.96x = 6,081,062,053,795.13 - Step 5: Solve for x
x = 6,081,062,053,795.13/2,798,470.96 - Step 6: Final answer
x = 2,172,994.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.