Home / 3,629,212.80-5,008,273.92-1,997,585.28

Finding the Fourth Proportional to 3,629,212.80, 5,008,273.92 and 1,997,585.28

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Solution

The fourth proportional to 3,629,212.80, 5,008,273.92 and 1,997,585.28 is: 2,756,645.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,212.80 : 5,008,273.92 = 1,997,585.28 : x
  2. Step 2: Convert to fraction form
    3,629,212.80/5,008,273.92 = 1,997,585.28/x
  3. Step 3: Cross multiply
    3,629,212.80x = 5,008,273.92 × 1,997,585.28
  4. Step 4: Simplify right side
    3,629,212.80x = 10,004,454,260,799.90
  5. Step 5: Solve for x
    x = 10,004,454,260,799.90/3,629,212.80
  6. Step 6: Final answer
    x = 2,756,645.81

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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.