Home / 1,373,211.39-2,059,949.52-426,327.87

Finding the Fourth Proportional to 1,373,211.39, 2,059,949.52 and 426,327.87

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Solution

The fourth proportional to 1,373,211.39, 2,059,949.52 and 426,327.87 is: 639,532.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,211.39 : 2,059,949.52 = 426,327.87 : x
  2. Step 2: Convert to fraction form
    1,373,211.39/2,059,949.52 = 426,327.87/x
  3. Step 3: Cross multiply
    1,373,211.39x = 2,059,949.52 × 426,327.87
  4. Step 4: Simplify right side
    1,373,211.39x = 878,213,891,169.12
  5. Step 5: Solve for x
    x = 878,213,891,169.12/1,373,211.39
  6. Step 6: Final answer
    x = 639,532.92

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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.