Home / 1,251,404.52-1,877,285.33-386,913.84

Finding the Fourth Proportional to 1,251,404.52, 1,877,285.33 and 386,913.84

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Solution

The fourth proportional to 1,251,404.52, 1,877,285.33 and 386,913.84 is: 580,425.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,404.52 : 1,877,285.33 = 386,913.84 : x
  2. Step 2: Convert to fraction form
    1,251,404.52/1,877,285.33 = 386,913.84/x
  3. Step 3: Cross multiply
    1,251,404.52x = 1,877,285.33 × 386,913.84
  4. Step 4: Simplify right side
    1,251,404.52x = 726,347,675,805.97
  5. Step 5: Solve for x
    x = 726,347,675,805.97/1,251,404.52
  6. Step 6: Final answer
    x = 580,425.96

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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.