Home / 3,336,947.28-5,006,909.70-1,538,865.54

Finding the Fourth Proportional to 3,336,947.28, 5,006,909.70 and 1,538,865.54

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Solution

The fourth proportional to 3,336,947.28, 5,006,909.70 and 1,538,865.54 is: 2,308,984.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336,947.28 : 5,006,909.70 = 1,538,865.54 : x
  2. Step 2: Convert to fraction form
    3,336,947.28/5,006,909.70 = 1,538,865.54/x
  3. Step 3: Cross multiply
    3,336,947.28x = 5,006,909.70 × 1,538,865.54
  4. Step 4: Simplify right side
    3,336,947.28x = 7,704,960,799,221.74
  5. Step 5: Solve for x
    x = 7,704,960,799,221.74/3,336,947.28
  6. Step 6: Final answer
    x = 2,308,984.88

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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.