Home / 3,121,446.30-4,682,169.45-2,934,822.30

Finding the Fourth Proportional to 3,121,446.30, 4,682,169.45 and 2,934,822.30

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Solution

The fourth proportional to 3,121,446.30, 4,682,169.45 and 2,934,822.30 is: 4,402,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,446.30 : 4,682,169.45 = 2,934,822.30 : x
  2. Step 2: Convert to fraction form
    3,121,446.30/4,682,169.45 = 2,934,822.30/x
  3. Step 3: Cross multiply
    3,121,446.30x = 4,682,169.45 × 2,934,822.30
  4. Step 4: Simplify right side
    3,121,446.30x = 13,741,335,314,238.73
  5. Step 5: Solve for x
    x = 13,741,335,314,238.73/3,121,446.30
  6. Step 6: Final answer
    x = 4,402,233.45

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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.