Home / 1,101,279.16-1,651,568.82-748,559.80

Finding the Fourth Proportional to 1,101,279.16, 1,651,568.82 and 748,559.80

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Solution

The fourth proportional to 1,101,279.16, 1,651,568.82 and 748,559.80 is: 1,122,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,279.16 : 1,651,568.82 = 748,559.80 : x
  2. Step 2: Convert to fraction form
    1,101,279.16/1,651,568.82 = 748,559.80/x
  3. Step 3: Cross multiply
    1,101,279.16x = 1,651,568.82 × 748,559.80
  4. Step 4: Simplify right side
    1,101,279.16x = 1,236,298,025,585.44
  5. Step 5: Solve for x
    x = 1,236,298,025,585.44/1,101,279.16
  6. Step 6: Final answer
    x = 1,122,601.85

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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.