Home / 1,080,926.70-1,491,519.06-615,784.74

Finding the Fourth Proportional to 1,080,926.70, 1,491,519.06 and 615,784.74

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Solution

The fourth proportional to 1,080,926.70, 1,491,519.06 and 615,784.74 is: 849,691.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,926.70 : 1,491,519.06 = 615,784.74 : x
  2. Step 2: Convert to fraction form
    1,080,926.70/1,491,519.06 = 615,784.74/x
  3. Step 3: Cross multiply
    1,080,926.70x = 1,491,519.06 × 615,784.74
  4. Step 4: Simplify right side
    1,080,926.70x = 918,454,676,567.14
  5. Step 5: Solve for x
    x = 918,454,676,567.14/1,080,926.70
  6. Step 6: Final answer
    x = 849,691.91

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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.