Home / 1,005,179.61-1,387,158.60-546,294.21

Finding the Fourth Proportional to 1,005,179.61, 1,387,158.60 and 546,294.21

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Solution

The fourth proportional to 1,005,179.61, 1,387,158.60 and 546,294.21 is: 753,891.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,179.61 : 1,387,158.60 = 546,294.21 : x
  2. Step 2: Convert to fraction form
    1,005,179.61/1,387,158.60 = 546,294.21/x
  3. Step 3: Cross multiply
    1,005,179.61x = 1,387,158.60 × 546,294.21
  4. Step 4: Simplify right side
    1,005,179.61x = 757,796,711,531.71
  5. Step 5: Solve for x
    x = 757,796,711,531.71/1,005,179.61
  6. Step 6: Final answer
    x = 753,891.85

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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.