Home / 3,625,391.60-5,438,087.40-2,208,215.60

Finding the Fourth Proportional to 3,625,391.60, 5,438,087.40 and 2,208,215.60

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Solution

The fourth proportional to 3,625,391.60, 5,438,087.40 and 2,208,215.60 is: 3,312,323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625,391.60 : 5,438,087.40 = 2,208,215.60 : x
  2. Step 2: Convert to fraction form
    3,625,391.60/5,438,087.40 = 2,208,215.60/x
  3. Step 3: Cross multiply
    3,625,391.60x = 5,438,087.40 × 2,208,215.60
  4. Step 4: Simplify right side
    3,625,391.60x = 12,008,469,430,843.44
  5. Step 5: Solve for x
    x = 12,008,469,430,843.44/3,625,391.60
  6. Step 6: Final answer
    x = 3,312,323.40

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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.