Home / 1,815,003.15-2,722,504.73-1,180,481.55

Finding the Fourth Proportional to 1,815,003.15, 2,722,504.73 and 1,180,481.55

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Solution

The fourth proportional to 1,815,003.15, 2,722,504.73 and 1,180,481.55 is: 1,770,722.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,003.15 : 2,722,504.73 = 1,180,481.55 : x
  2. Step 2: Convert to fraction form
    1,815,003.15/2,722,504.73 = 1,180,481.55/x
  3. Step 3: Cross multiply
    1,815,003.15x = 2,722,504.73 × 1,180,481.55
  4. Step 4: Simplify right side
    1,815,003.15x = 3,213,866,597,650.32
  5. Step 5: Solve for x
    x = 3,213,866,597,650.32/1,815,003.15
  6. Step 6: Final answer
    x = 1,770,722.33

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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.