Home / 3,458,986.80-5,188,480.20-2,202,385.20

Finding the Fourth Proportional to 3,458,986.80, 5,188,480.20 and 2,202,385.20

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Solution

The fourth proportional to 3,458,986.80, 5,188,480.20 and 2,202,385.20 is: 3,303,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458,986.80 : 5,188,480.20 = 2,202,385.20 : x
  2. Step 2: Convert to fraction form
    3,458,986.80/5,188,480.20 = 2,202,385.20/x
  3. Step 3: Cross multiply
    3,458,986.80x = 5,188,480.20 × 2,202,385.20
  4. Step 4: Simplify right side
    3,458,986.80x = 11,427,032,002,973.04
  5. Step 5: Solve for x
    x = 11,427,032,002,973.04/3,458,986.80
  6. Step 6: Final answer
    x = 3,303,577.80

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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.