Home / 3,888,793.20-5,833,189.80-2,545,100.40

Finding the Fourth Proportional to 3,888,793.20, 5,833,189.80 and 2,545,100.40

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Solution

The fourth proportional to 3,888,793.20, 5,833,189.80 and 2,545,100.40 is: 3,817,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,793.20 : 5,833,189.80 = 2,545,100.40 : x
  2. Step 2: Convert to fraction form
    3,888,793.20/5,833,189.80 = 2,545,100.40/x
  3. Step 3: Cross multiply
    3,888,793.20x = 5,833,189.80 × 2,545,100.40
  4. Step 4: Simplify right side
    3,888,793.20x = 14,846,053,693,255.92
  5. Step 5: Solve for x
    x = 14,846,053,693,255.92/3,888,793.20
  6. Step 6: Final answer
    x = 3,817,650.60

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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.