Home / 1,393,719.12-2,090,077.02-482,654.88

Finding the Fourth Proportional to 1,393,719.12, 2,090,077.02 and 482,654.88

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Solution

The fourth proportional to 1,393,719.12, 2,090,077.02 and 482,654.88 is: 723,808.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,719.12 : 2,090,077.02 = 482,654.88 : x
  2. Step 2: Convert to fraction form
    1,393,719.12/2,090,077.02 = 482,654.88/x
  3. Step 3: Cross multiply
    1,393,719.12x = 2,090,077.02 × 482,654.88
  4. Step 4: Simplify right side
    1,393,719.12x = 1,008,785,873,278.86
  5. Step 5: Solve for x
    x = 1,008,785,873,278.86/1,393,719.12
  6. Step 6: Final answer
    x = 723,808.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.