Home / 4,892,604.40-7,338,906.60-3,191,993.20

Finding the Fourth Proportional to 4,892,604.40, 7,338,906.60 and 3,191,993.20

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Solution

The fourth proportional to 4,892,604.40, 7,338,906.60 and 3,191,993.20 is: 4,787,989.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,604.40 : 7,338,906.60 = 3,191,993.20 : x
  2. Step 2: Convert to fraction form
    4,892,604.40/7,338,906.60 = 3,191,993.20/x
  3. Step 3: Cross multiply
    4,892,604.40x = 7,338,906.60 × 3,191,993.20
  4. Step 4: Simplify right side
    4,892,604.40x = 23,425,739,962,635.12
  5. Step 5: Solve for x
    x = 23,425,739,962,635.12/4,892,604.40
  6. Step 6: Final answer
    x = 4,787,989.80

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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.