Home / 1,199,356.76-1,655,150.40-655,480.62

Finding the Fourth Proportional to 1,199,356.76, 1,655,150.40 and 655,480.62

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Solution

The fourth proportional to 1,199,356.76, 1,655,150.40 and 655,480.62 is: 904,584.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,356.76 : 1,655,150.40 = 655,480.62 : x
  2. Step 2: Convert to fraction form
    1,199,356.76/1,655,150.40 = 655,480.62/x
  3. Step 3: Cross multiply
    1,199,356.76x = 1,655,150.40 × 655,480.62
  4. Step 4: Simplify right side
    1,199,356.76x = 1,084,919,010,385.25
  5. Step 5: Solve for x
    x = 1,084,919,010,385.25/1,199,356.76
  6. Step 6: Final answer
    x = 904,584.06

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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.