Home / 2,679,939.40-4,019,909.10-883,100.20

Finding the Fourth Proportional to 2,679,939.40, 4,019,909.10 and 883,100.20

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Solution

The fourth proportional to 2,679,939.40, 4,019,909.10 and 883,100.20 is: 1,324,650.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,939.40 : 4,019,909.10 = 883,100.20 : x
  2. Step 2: Convert to fraction form
    2,679,939.40/4,019,909.10 = 883,100.20/x
  3. Step 3: Cross multiply
    2,679,939.40x = 4,019,909.10 × 883,100.20
  4. Step 4: Simplify right side
    2,679,939.40x = 3,549,982,530,191.82
  5. Step 5: Solve for x
    x = 3,549,982,530,191.82/2,679,939.40
  6. Step 6: Final answer
    x = 1,324,650.30

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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.