Home / 5,161,958.24-7,123,459.19-2,870,098.88

Finding the Fourth Proportional to 5,161,958.24, 7,123,459.19 and 2,870,098.88

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Solution

The fourth proportional to 5,161,958.24, 7,123,459.19 and 2,870,098.88 is: 3,960,712.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,958.24 : 7,123,459.19 = 2,870,098.88 : x
  2. Step 2: Convert to fraction form
    5,161,958.24/7,123,459.19 = 2,870,098.88/x
  3. Step 3: Cross multiply
    5,161,958.24x = 7,123,459.19 × 2,870,098.88
  4. Step 4: Simplify right side
    5,161,958.24x = 20,445,032,192,976.91
  5. Step 5: Solve for x
    x = 20,445,032,192,976.91/5,161,958.24
  6. Step 6: Final answer
    x = 3,960,712.44

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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.