Home / 3,630,144.60-5,445,216.90-3,238,234.20

Finding the Fourth Proportional to 3,630,144.60, 5,445,216.90 and 3,238,234.20

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Solution

The fourth proportional to 3,630,144.60, 5,445,216.90 and 3,238,234.20 is: 4,857,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,144.60 : 5,445,216.90 = 3,238,234.20 : x
  2. Step 2: Convert to fraction form
    3,630,144.60/5,445,216.90 = 3,238,234.20/x
  3. Step 3: Cross multiply
    3,630,144.60x = 5,445,216.90 × 3,238,234.20
  4. Step 4: Simplify right side
    3,630,144.60x = 17,632,887,591,997.98
  5. Step 5: Solve for x
    x = 17,632,887,591,997.98/3,630,144.60
  6. Step 6: Final answer
    x = 4,857,351.30

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Double scale
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Similar ratio
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1.5x scale

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.