Home / 3,188,115.45-4,399,645.55-1,737,811.26

Finding the Fourth Proportional to 3,188,115.45, 4,399,645.55 and 1,737,811.26

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Solution

The fourth proportional to 3,188,115.45, 4,399,645.55 and 1,737,811.26 is: 2,398,204.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,115.45 : 4,399,645.55 = 1,737,811.26 : x
  2. Step 2: Convert to fraction form
    3,188,115.45/4,399,645.55 = 1,737,811.26/x
  3. Step 3: Cross multiply
    3,188,115.45x = 4,399,645.55 × 1,737,811.26
  4. Step 4: Simplify right side
    3,188,115.45x = 7,645,753,568,109.84
  5. Step 5: Solve for x
    x = 7,645,753,568,109.84/3,188,115.45
  6. Step 6: Final answer
    x = 2,398,204.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.