Home / 1,040,246.90-1,560,370.35-725,059.70

Finding the Fourth Proportional to 1,040,246.90, 1,560,370.35 and 725,059.70

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Solution

The fourth proportional to 1,040,246.90, 1,560,370.35 and 725,059.70 is: 1,087,589.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,246.90 : 1,560,370.35 = 725,059.70 : x
  2. Step 2: Convert to fraction form
    1,040,246.90/1,560,370.35 = 725,059.70/x
  3. Step 3: Cross multiply
    1,040,246.90x = 1,560,370.35 × 725,059.70
  4. Step 4: Simplify right side
    1,040,246.90x = 1,131,361,657,859.90
  5. Step 5: Solve for x
    x = 1,131,361,657,859.90/1,040,246.90
  6. Step 6: Final answer
    x = 1,087,589.55

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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.