Home / 1,080,892.34-1,491,478.99-615,758.45

Finding the Fourth Proportional to 1,080,892.34, 1,491,478.99 and 615,758.45

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Solution

The fourth proportional to 1,080,892.34, 1,491,478.99 and 615,758.45 is: 849,659.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,892.34 : 1,491,478.99 = 615,758.45 : x
  2. Step 2: Convert to fraction form
    1,080,892.34/1,491,478.99 = 615,758.45/x
  3. Step 3: Cross multiply
    1,080,892.34x = 1,491,478.99 × 615,758.45
  4. Step 4: Simplify right side
    1,080,892.34x = 918,390,791,089.97
  5. Step 5: Solve for x
    x = 918,390,791,089.97/1,080,892.34
  6. Step 6: Final answer
    x = 849,659.82

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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.