Home / 726,037.20-1,086,982.20-705,301.20

Finding the Fourth Proportional to 726,037.20, 1,086,982.20 and 705,301.20

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Solution

The fourth proportional to 726,037.20, 1,086,982.20 and 705,301.20 is: 1,055,937.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,037.20 : 1,086,982.20 = 705,301.20 : x
  2. Step 2: Convert to fraction form
    726,037.20/1,086,982.20 = 705,301.20/x
  3. Step 3: Cross multiply
    726,037.20x = 1,086,982.20 × 705,301.20
  4. Step 4: Simplify right side
    726,037.20x = 766,649,850,038.64
  5. Step 5: Solve for x
    x = 766,649,850,038.64/726,037.20
  6. Step 6: Final answer
    x = 1,055,937.42

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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.