Home / 1,179,112.38-1,626,713.16-725,616.06

Finding the Fourth Proportional to 1,179,112.38, 1,626,713.16 and 725,616.06

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Solution

The fourth proportional to 1,179,112.38, 1,626,713.16 and 725,616.06 is: 1,001,065.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,112.38 : 1,626,713.16 = 725,616.06 : x
  2. Step 2: Convert to fraction form
    1,179,112.38/1,626,713.16 = 725,616.06/x
  3. Step 3: Cross multiply
    1,179,112.38x = 1,626,713.16 × 725,616.06
  4. Step 4: Simplify right side
    1,179,112.38x = 1,180,369,193,909.35
  5. Step 5: Solve for x
    x = 1,180,369,193,909.35/1,179,112.38
  6. Step 6: Final answer
    x = 1,001,065.90

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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.