Home / 1,199,147.21-1,654,844.78-655,305.92

Finding the Fourth Proportional to 1,199,147.21, 1,654,844.78 and 655,305.92

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Solution

The fourth proportional to 1,199,147.21, 1,654,844.78 and 655,305.92 is: 904,333.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,147.21 : 1,654,844.78 = 655,305.92 : x
  2. Step 2: Convert to fraction form
    1,199,147.21/1,654,844.78 = 655,305.92/x
  3. Step 3: Cross multiply
    1,199,147.21x = 1,654,844.78 × 655,305.92
  4. Step 4: Simplify right side
    1,199,147.21x = 1,084,429,569,464.34
  5. Step 5: Solve for x
    x = 1,084,429,569,464.34/1,199,147.21
  6. Step 6: Final answer
    x = 904,333.98

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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.