Home / 2,613,370.10-3,920,550.87-907,446.92

Finding the Fourth Proportional to 2,613,370.10, 3,920,550.87 and 907,446.92

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Solution

The fourth proportional to 2,613,370.10, 3,920,550.87 and 907,446.92 is: 1,361,342.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613,370.10 : 3,920,550.87 = 907,446.92 : x
  2. Step 2: Convert to fraction form
    2,613,370.10/3,920,550.87 = 907,446.92/x
  3. Step 3: Cross multiply
    2,613,370.10x = 3,920,550.87 × 907,446.92
  4. Step 4: Simplify right side
    2,613,370.10x = 3,557,691,811,684.82
  5. Step 5: Solve for x
    x = 3,557,691,811,684.82/2,613,370.10
  6. Step 6: Final answer
    x = 1,361,342.51

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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.