Home / 1,294,578.22-1,940,520.06-725,124.46

Finding the Fourth Proportional to 1,294,578.22, 1,940,520.06 and 725,124.46

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Solution

The fourth proportional to 1,294,578.22, 1,940,520.06 and 725,124.46 is: 1,086,932.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,578.22 : 1,940,520.06 = 725,124.46 : x
  2. Step 2: Convert to fraction form
    1,294,578.22/1,940,520.06 = 725,124.46/x
  3. Step 3: Cross multiply
    1,294,578.22x = 1,940,520.06 × 725,124.46
  4. Step 4: Simplify right side
    1,294,578.22x = 1,407,118,560,626.67
  5. Step 5: Solve for x
    x = 1,407,118,560,626.67/1,294,578.22
  6. Step 6: Final answer
    x = 1,086,932.05

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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.