Home / 3,546,502.60-5,319,753.90-2,128,160.20

Finding the Fourth Proportional to 3,546,502.60, 5,319,753.90 and 2,128,160.20

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Solution

The fourth proportional to 3,546,502.60, 5,319,753.90 and 2,128,160.20 is: 3,192,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546,502.60 : 5,319,753.90 = 2,128,160.20 : x
  2. Step 2: Convert to fraction form
    3,546,502.60/5,319,753.90 = 2,128,160.20/x
  3. Step 3: Cross multiply
    3,546,502.60x = 5,319,753.90 × 2,128,160.20
  4. Step 4: Simplify right side
    3,546,502.60x = 11,321,288,523,774.78
  5. Step 5: Solve for x
    x = 11,321,288,523,774.78/3,546,502.60
  6. Step 6: Final answer
    x = 3,192,240.30

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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.