Home / 3,145,306.52-4,340,500.26-1,787,179.52

Finding the Fourth Proportional to 3,145,306.52, 4,340,500.26 and 1,787,179.52

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Solution

The fourth proportional to 3,145,306.52, 4,340,500.26 and 1,787,179.52 is: 2,466,294.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,306.52 : 4,340,500.26 = 1,787,179.52 : x
  2. Step 2: Convert to fraction form
    3,145,306.52/4,340,500.26 = 1,787,179.52/x
  3. Step 3: Cross multiply
    3,145,306.52x = 4,340,500.26 × 1,787,179.52
  4. Step 4: Simplify right side
    3,145,306.52x = 7,757,253,171,226.68
  5. Step 5: Solve for x
    x = 7,757,253,171,226.68/3,145,306.52
  6. Step 6: Final answer
    x = 2,466,294.82

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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.