Home / 3,681,023.52-5,078,497.46-2,131,439.25

Finding the Fourth Proportional to 3,681,023.52, 5,078,497.46 and 2,131,439.25

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Solution

The fourth proportional to 3,681,023.52, 5,078,497.46 and 2,131,439.25 is: 2,940,624.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681,023.52 : 5,078,497.46 = 2,131,439.25 : x
  2. Step 2: Convert to fraction form
    3,681,023.52/5,078,497.46 = 2,131,439.25/x
  3. Step 3: Cross multiply
    3,681,023.52x = 5,078,497.46 × 2,131,439.25
  4. Step 4: Simplify right side
    3,681,023.52x = 10,824,508,817,269.30
  5. Step 5: Solve for x
    x = 10,824,508,817,269.30/3,681,023.52
  6. Step 6: Final answer
    x = 2,940,624.74

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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.