Home / 4,278,335.52-6,416,148.51-1,399,037.13

Finding the Fourth Proportional to 4,278,335.52, 6,416,148.51 and 1,399,037.13

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Solution

The fourth proportional to 4,278,335.52, 6,416,148.51 and 1,399,037.13 is: 2,098,112.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278,335.52 : 6,416,148.51 = 1,399,037.13 : x
  2. Step 2: Convert to fraction form
    4,278,335.52/6,416,148.51 = 1,399,037.13/x
  3. Step 3: Cross multiply
    4,278,335.52x = 6,416,148.51 × 1,399,037.13
  4. Step 4: Simplify right side
    4,278,335.52x = 8,976,429,997,084.18
  5. Step 5: Solve for x
    x = 8,976,429,997,084.18/4,278,335.52
  6. Step 6: Final answer
    x = 2,098,112.68

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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.