Home / 3,659,200.97-5,049,770.45-2,131,406.51

Finding the Fourth Proportional to 3,659,200.97, 5,049,770.45 and 2,131,406.51

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Solution

The fourth proportional to 3,659,200.97, 5,049,770.45 and 2,131,406.51 is: 2,941,383.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659,200.97 : 5,049,770.45 = 2,131,406.51 : x
  2. Step 2: Convert to fraction form
    3,659,200.97/5,049,770.45 = 2,131,406.51/x
  3. Step 3: Cross multiply
    3,659,200.97x = 5,049,770.45 × 2,131,406.51
  4. Step 4: Simplify right side
    3,659,200.97x = 10,763,113,575,229.74
  5. Step 5: Solve for x
    x = 10,763,113,575,229.74/3,659,200.97
  6. Step 6: Final answer
    x = 2,941,383.56

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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.