Home / 2,650,732.80-3,976,099.20-853,612.80

Finding the Fourth Proportional to 2,650,732.80, 3,976,099.20 and 853,612.80

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Solution

The fourth proportional to 2,650,732.80, 3,976,099.20 and 853,612.80 is: 1,280,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650,732.80 : 3,976,099.20 = 853,612.80 : x
  2. Step 2: Convert to fraction form
    2,650,732.80/3,976,099.20 = 853,612.80/x
  3. Step 3: Cross multiply
    2,650,732.80x = 3,976,099.20 × 853,612.80
  4. Step 4: Simplify right side
    2,650,732.80x = 3,394,049,171,189.76
  5. Step 5: Solve for x
    x = 3,394,049,171,189.76/2,650,732.80
  6. Step 6: Final answer
    x = 1,280,419.20

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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.