Finding the Fourth Proportional to 3,772,805.14, 5,206,490.63 and 2,053,937.96
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Solution
The fourth proportional to 3,772,805.14, 5,206,490.63 and 2,053,937.96 is: 2,834,445.02
Step by Step Solution
- Step 1: Write the proportion equation
3,772,805.14 : 5,206,490.63 = 2,053,937.96 : x - Step 2: Convert to fraction form
3,772,805.14/5,206,490.63 = 2,053,937.96/x - Step 3: Cross multiply
3,772,805.14x = 5,206,490.63 × 2,053,937.96 - Step 4: Simplify right side
3,772,805.14x = 10,693,808,734,265.78 - Step 5: Solve for x
x = 10,693,808,734,265.78/3,772,805.14 - Step 6: Final answer
x = 2,834,445.02
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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.