Home / 4,025,540-5,555,245.20-2,214,665.12

Finding the Fourth Proportional to 4,025,540, 5,555,245.20 and 2,214,665.12

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Solution

The fourth proportional to 4,025,540, 5,555,245.20 and 2,214,665.12 is: 3,056,237.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025,540 : 5,555,245.20 = 2,214,665.12 : x
  2. Step 2: Convert to fraction form
    4,025,540/5,555,245.20 = 2,214,665.12/x
  3. Step 3: Cross multiply
    4,025,540x = 5,555,245.20 × 2,214,665.12
  4. Step 4: Simplify right side
    4,025,540x = 12,303,007,777,487.43
  5. Step 5: Solve for x
    x = 12,303,007,777,487.43/4,025,540
  6. Step 6: Final answer
    x = 3,056,237.87

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Double scale
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1.5x scale

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.