Home / 1,080,815.75-1,491,531.59-590,785.92

Finding the Fourth Proportional to 1,080,815.75, 1,491,531.59 and 590,785.92

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Solution

The fourth proportional to 1,080,815.75, 1,491,531.59 and 590,785.92 is: 815,287.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,815.75 : 1,491,531.59 = 590,785.92 : x
  2. Step 2: Convert to fraction form
    1,080,815.75/1,491,531.59 = 590,785.92/x
  3. Step 3: Cross multiply
    1,080,815.75x = 1,491,531.59 × 590,785.92
  4. Step 4: Simplify right side
    1,080,815.75x = 881,175,864,084.18
  5. Step 5: Solve for x
    x = 881,175,864,084.18/1,080,815.75
  6. Step 6: Final answer
    x = 815,287.78

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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.