Home / 3,867,680.52-5,337,086.16-2,236,192.56

Finding the Fourth Proportional to 3,867,680.52, 5,337,086.16 and 2,236,192.56

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Solution

The fourth proportional to 3,867,680.52, 5,337,086.16 and 2,236,192.56 is: 3,085,764.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,680.52 : 5,337,086.16 = 2,236,192.56 : x
  2. Step 2: Convert to fraction form
    3,867,680.52/5,337,086.16 = 2,236,192.56/x
  3. Step 3: Cross multiply
    3,867,680.52x = 5,337,086.16 × 2,236,192.56
  4. Step 4: Simplify right side
    3,867,680.52x = 11,934,752,363,070.97
  5. Step 5: Solve for x
    x = 11,934,752,363,070.97/3,867,680.52
  6. Step 6: Final answer
    x = 3,085,764.79

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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.