Home / 3,474,180.72-5,211,966.82-1,199,788.20

Finding the Fourth Proportional to 3,474,180.72, 5,211,966.82 and 1,199,788.20

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Solution

The fourth proportional to 3,474,180.72, 5,211,966.82 and 1,199,788.20 is: 1,799,922.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474,180.72 : 5,211,966.82 = 1,199,788.20 : x
  2. Step 2: Convert to fraction form
    3,474,180.72/5,211,966.82 = 1,199,788.20/x
  3. Step 3: Cross multiply
    3,474,180.72x = 5,211,966.82 × 1,199,788.20
  4. Step 4: Simplify right side
    3,474,180.72x = 6,253,256,288,677.66
  5. Step 5: Solve for x
    x = 6,253,256,288,677.66/3,474,180.72
  6. Step 6: Final answer
    x = 1,799,922.57

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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.