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Finding the Fourth Proportional to 1,057,704, 1,459,631.52 and 580,776

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Solution

The fourth proportional to 1,057,704, 1,459,631.52 and 580,776 is: 801,470.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,704 : 1,459,631.52 = 580,776 : x
  2. Step 2: Convert to fraction form
    1,057,704/1,459,631.52 = 580,776/x
  3. Step 3: Cross multiply
    1,057,704x = 1,459,631.52 × 580,776
  4. Step 4: Simplify right side
    1,057,704x = 847,718,955,659.52
  5. Step 5: Solve for x
    x = 847,718,955,659.52/1,057,704
  6. Step 6: Final answer
    x = 801,470.88

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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.