Home / 1,224,077.06-1,689,243.92-672,843.82

Finding the Fourth Proportional to 1,224,077.06, 1,689,243.92 and 672,843.82

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Solution

The fourth proportional to 1,224,077.06, 1,689,243.92 and 672,843.82 is: 928,534.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,077.06 : 1,689,243.92 = 672,843.82 : x
  2. Step 2: Convert to fraction form
    1,224,077.06/1,689,243.92 = 672,843.82/x
  3. Step 3: Cross multiply
    1,224,077.06x = 1,689,243.92 × 672,843.82
  4. Step 4: Simplify right side
    1,224,077.06x = 1,136,597,332,044.57
  5. Step 5: Solve for x
    x = 1,136,597,332,044.57/1,224,077.06
  6. Step 6: Final answer
    x = 928,534.13

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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.