Home / 3,958,211.76-5,462,332.92-2,239,296.72

Finding the Fourth Proportional to 3,958,211.76, 5,462,332.92 and 2,239,296.72

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Solution

The fourth proportional to 3,958,211.76, 5,462,332.92 and 2,239,296.72 is: 3,090,229.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,211.76 : 5,462,332.92 = 2,239,296.72 : x
  2. Step 2: Convert to fraction form
    3,958,211.76/5,462,332.92 = 2,239,296.72/x
  3. Step 3: Cross multiply
    3,958,211.76x = 5,462,332.92 × 2,239,296.72
  4. Step 4: Simplify right side
    3,958,211.76x = 12,231,784,191,304.02
  5. Step 5: Solve for x
    x = 12,231,784,191,304.02/3,958,211.76
  6. Step 6: Final answer
    x = 3,090,229.86

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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.