Home / 3,442,172.60-4,750,203.01-1,914,279.73

Finding the Fourth Proportional to 3,442,172.60, 4,750,203.01 and 1,914,279.73

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Solution

The fourth proportional to 3,442,172.60, 4,750,203.01 and 1,914,279.73 is: 2,641,708.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442,172.60 : 4,750,203.01 = 1,914,279.73 : x
  2. Step 2: Convert to fraction form
    3,442,172.60/4,750,203.01 = 1,914,279.73/x
  3. Step 3: Cross multiply
    3,442,172.60x = 4,750,203.01 × 1,914,279.73
  4. Step 4: Simplify right side
    3,442,172.60x = 9,093,217,318,766.78
  5. Step 5: Solve for x
    x = 9,093,217,318,766.78/3,442,172.60
  6. Step 6: Final answer
    x = 2,641,708.70

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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.