Home / 1,018,418.55-1,527,793.17-344,540.87

Finding the Fourth Proportional to 1,018,418.55, 1,527,793.17 and 344,540.87

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Solution

The fourth proportional to 1,018,418.55, 1,527,793.17 and 344,540.87 is: 516,867.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,418.55 : 1,527,793.17 = 344,540.87 : x
  2. Step 2: Convert to fraction form
    1,018,418.55/1,527,793.17 = 344,540.87/x
  3. Step 3: Cross multiply
    1,018,418.55x = 1,527,793.17 × 344,540.87
  4. Step 4: Simplify right side
    1,018,418.55x = 526,387,184,770.09
  5. Step 5: Solve for x
    x = 526,387,184,770.09/1,018,418.55
  6. Step 6: Final answer
    x = 516,867.24

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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.