Home / 1,199,519.52-1,655,381.52-655,691.88

Finding the Fourth Proportional to 1,199,519.52, 1,655,381.52 and 655,691.88

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Solution

The fourth proportional to 1,199,519.52, 1,655,381.52 and 655,691.88 is: 904,879.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,519.52 : 1,655,381.52 = 655,691.88 : x
  2. Step 2: Convert to fraction form
    1,199,519.52/1,655,381.52 = 655,691.88/x
  3. Step 3: Cross multiply
    1,199,519.52x = 1,655,381.52 × 655,691.88
  4. Step 4: Simplify right side
    1,199,519.52x = 1,085,420,220,966.06
  5. Step 5: Solve for x
    x = 1,085,420,220,966.06/1,199,519.52
  6. Step 6: Final answer
    x = 904,879.16

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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.