Home / 4,192,512.60-6,288,768.90-2,680,858.20

Finding the Fourth Proportional to 4,192,512.60, 6,288,768.90 and 2,680,858.20

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Solution

The fourth proportional to 4,192,512.60, 6,288,768.90 and 2,680,858.20 is: 4,021,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192,512.60 : 6,288,768.90 = 2,680,858.20 : x
  2. Step 2: Convert to fraction form
    4,192,512.60/6,288,768.90 = 2,680,858.20/x
  3. Step 3: Cross multiply
    4,192,512.60x = 6,288,768.90 × 2,680,858.20
  4. Step 4: Simplify right side
    4,192,512.60x = 16,859,297,673,469.98
  5. Step 5: Solve for x
    x = 16,859,297,673,469.98/4,192,512.60
  6. Step 6: Final answer
    x = 4,021,287.30

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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.