Home / 2,847,257.27-3,929,215.25-1,558,097.72

Finding the Fourth Proportional to 2,847,257.27, 3,929,215.25 and 1,558,097.72

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Solution

The fourth proportional to 2,847,257.27, 3,929,215.25 and 1,558,097.72 is: 2,150,174.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,257.27 : 3,929,215.25 = 1,558,097.72 : x
  2. Step 2: Convert to fraction form
    2,847,257.27/3,929,215.25 = 1,558,097.72/x
  3. Step 3: Cross multiply
    2,847,257.27x = 3,929,215.25 × 1,558,097.72
  4. Step 4: Simplify right side
    2,847,257.27x = 6,122,101,324,446.78
  5. Step 5: Solve for x
    x = 6,122,101,324,446.78/2,847,257.27
  6. Step 6: Final answer
    x = 2,150,174.97

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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.