Home / 1,198,991.76-1,654,589.40-655,115.76

Finding the Fourth Proportional to 1,198,991.76, 1,654,589.40 and 655,115.76

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Solution

The fourth proportional to 1,198,991.76, 1,654,589.40 and 655,115.76 is: 904,049.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,991.76 : 1,654,589.40 = 655,115.76 : x
  2. Step 2: Convert to fraction form
    1,198,991.76/1,654,589.40 = 655,115.76/x
  3. Step 3: Cross multiply
    1,198,991.76x = 1,654,589.40 × 655,115.76
  4. Step 4: Simplify right side
    1,198,991.76x = 1,083,947,592,268.94
  5. Step 5: Solve for x
    x = 1,083,947,592,268.94/1,198,991.76
  6. Step 6: Final answer
    x = 904,049.24

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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.