Home / 2,148,789.56-3,222,834.08-632,117.88

Finding the Fourth Proportional to 2,148,789.56, 3,222,834.08 and 632,117.88

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Solution

The fourth proportional to 2,148,789.56, 3,222,834.08 and 632,117.88 is: 948,073.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,789.56 : 3,222,834.08 = 632,117.88 : x
  2. Step 2: Convert to fraction form
    2,148,789.56/3,222,834.08 = 632,117.88/x
  3. Step 3: Cross multiply
    2,148,789.56x = 3,222,834.08 × 632,117.88
  4. Step 4: Simplify right side
    2,148,789.56x = 2,037,211,046,241.35
  5. Step 5: Solve for x
    x = 2,037,211,046,241.35/2,148,789.56
  6. Step 6: Final answer
    x = 948,073.78

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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.