Home / 1,199,196.80-1,654,863.36-655,308.80

Finding the Fourth Proportional to 1,199,196.80, 1,654,863.36 and 655,308.80

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Solution

The fourth proportional to 1,199,196.80, 1,654,863.36 and 655,308.80 is: 904,310.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,196.80 : 1,654,863.36 = 655,308.80 : x
  2. Step 2: Convert to fraction form
    1,199,196.80/1,654,863.36 = 655,308.80/x
  3. Step 3: Cross multiply
    1,199,196.80x = 1,654,863.36 × 655,308.80
  4. Step 4: Simplify right side
    1,199,196.80x = 1,084,446,522,605.57
  5. Step 5: Solve for x
    x = 1,084,446,522,605.57/1,199,196.80
  6. Step 6: Final answer
    x = 904,310.72

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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.