Home / 4,098,891.20-6,148,336.80-1,259,144.60

Finding the Fourth Proportional to 4,098,891.20, 6,148,336.80 and 1,259,144.60

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Solution

The fourth proportional to 4,098,891.20, 6,148,336.80 and 1,259,144.60 is: 1,888,716.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098,891.20 : 6,148,336.80 = 1,259,144.60 : x
  2. Step 2: Convert to fraction form
    4,098,891.20/6,148,336.80 = 1,259,144.60/x
  3. Step 3: Cross multiply
    4,098,891.20x = 6,148,336.80 × 1,259,144.60
  4. Step 4: Simplify right side
    4,098,891.20x = 7,741,645,080,701.28
  5. Step 5: Solve for x
    x = 7,741,645,080,701.28/4,098,891.20
  6. Step 6: Final answer
    x = 1,888,716.90

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Similar ratio
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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.