Home / 4,156,189.20-6,223,786.20-2,728,515.60

Finding the Fourth Proportional to 4,156,189.20, 6,223,786.20 and 2,728,515.60

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Solution

The fourth proportional to 4,156,189.20, 6,223,786.20 and 2,728,515.60 is: 4,085,881.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156,189.20 : 6,223,786.20 = 2,728,515.60 : x
  2. Step 2: Convert to fraction form
    4,156,189.20/6,223,786.20 = 2,728,515.60/x
  3. Step 3: Cross multiply
    4,156,189.20x = 6,223,786.20 × 2,728,515.60
  4. Step 4: Simplify right side
    4,156,189.20x = 16,981,697,737,764.72
  5. Step 5: Solve for x
    x = 16,981,697,737,764.72/4,156,189.20
  6. Step 6: Final answer
    x = 4,085,881.78

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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.