Home / 2,073,540.78-3,109,844.60-743,844.78

Finding the Fourth Proportional to 2,073,540.78, 3,109,844.60 and 743,844.78

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Solution

The fourth proportional to 2,073,540.78, 3,109,844.60 and 743,844.78 is: 1,115,599.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073,540.78 : 3,109,844.60 = 743,844.78 : x
  2. Step 2: Convert to fraction form
    2,073,540.78/3,109,844.60 = 743,844.78/x
  3. Step 3: Cross multiply
    2,073,540.78x = 3,109,844.60 × 743,844.78
  4. Step 4: Simplify right side
    2,073,540.78x = 2,313,241,672,321.19
  5. Step 5: Solve for x
    x = 2,313,241,672,321.19/2,073,540.78
  6. Step 6: Final answer
    x = 1,115,599.80

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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.