Home / 2,211,995.52-3,052,560.60-1,245,140.64

Finding the Fourth Proportional to 2,211,995.52, 3,052,560.60 and 1,245,140.64

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Solution

The fourth proportional to 2,211,995.52, 3,052,560.60 and 1,245,140.64 is: 1,718,297.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,995.52 : 3,052,560.60 = 1,245,140.64 : x
  2. Step 2: Convert to fraction form
    2,211,995.52/3,052,560.60 = 1,245,140.64/x
  3. Step 3: Cross multiply
    2,211,995.52x = 3,052,560.60 × 1,245,140.64
  4. Step 4: Simplify right side
    2,211,995.52x = 3,800,867,259,122.78
  5. Step 5: Solve for x
    x = 3,800,867,259,122.78/2,211,995.52
  6. Step 6: Final answer
    x = 1,718,297.90

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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.