Home / 1,126,758.06-1,690,215.12-452,839.95

Finding the Fourth Proportional to 1,126,758.06, 1,690,215.12 and 452,839.95

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Solution

The fourth proportional to 1,126,758.06, 1,690,215.12 and 452,839.95 is: 679,291.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,758.06 : 1,690,215.12 = 452,839.95 : x
  2. Step 2: Convert to fraction form
    1,126,758.06/1,690,215.12 = 452,839.95/x
  3. Step 3: Cross multiply
    1,126,758.06x = 1,690,215.12 × 452,839.95
  4. Step 4: Simplify right side
    1,126,758.06x = 765,396,930,430.04
  5. Step 5: Solve for x
    x = 765,396,930,430.04/1,126,758.06
  6. Step 6: Final answer
    x = 679,291.28

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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.