Home / 2,221,270.43-3,331,905.68-538,373.93

Finding the Fourth Proportional to 2,221,270.43, 3,331,905.68 and 538,373.93

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Solution

The fourth proportional to 2,221,270.43, 3,331,905.68 and 538,373.93 is: 807,560.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,270.43 : 3,331,905.68 = 538,373.93 : x
  2. Step 2: Convert to fraction form
    2,221,270.43/3,331,905.68 = 538,373.93/x
  3. Step 3: Cross multiply
    2,221,270.43x = 3,331,905.68 × 538,373.93
  4. Step 4: Simplify right side
    2,221,270.43x = 1,793,811,155,330.92
  5. Step 5: Solve for x
    x = 1,793,811,155,330.92/2,221,270.43
  6. Step 6: Final answer
    x = 807,560.90

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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.