Home / 1,002,540.20-1,383,592.97-549,918.68

Finding the Fourth Proportional to 1,002,540.20, 1,383,592.97 and 549,918.68

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Solution

The fourth proportional to 1,002,540.20, 1,383,592.97 and 549,918.68 is: 758,935.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,540.20 : 1,383,592.97 = 549,918.68 : x
  2. Step 2: Convert to fraction form
    1,002,540.20/1,383,592.97 = 549,918.68/x
  3. Step 3: Cross multiply
    1,002,540.20x = 1,383,592.97 × 549,918.68
  4. Step 4: Simplify right side
    1,002,540.20x = 760,863,619,719.68
  5. Step 5: Solve for x
    x = 760,863,619,719.68/1,002,540.20
  6. Step 6: Final answer
    x = 758,935.77

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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.