Home / 3,180,793.38-4,389,167.16-1,891,384.62

Finding the Fourth Proportional to 3,180,793.38, 4,389,167.16 and 1,891,384.62

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Solution

The fourth proportional to 3,180,793.38, 4,389,167.16 and 1,891,384.62 is: 2,609,915.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,793.38 : 4,389,167.16 = 1,891,384.62 : x
  2. Step 2: Convert to fraction form
    3,180,793.38/4,389,167.16 = 1,891,384.62/x
  3. Step 3: Cross multiply
    3,180,793.38x = 4,389,167.16 × 1,891,384.62
  4. Step 4: Simplify right side
    3,180,793.38x = 8,301,603,261,033.08
  5. Step 5: Solve for x
    x = 8,301,603,261,033.08/3,180,793.38
  6. Step 6: Final answer
    x = 2,609,915.91

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Double scale
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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.