Home / 3,912,744.96-5,399,643.20-2,363,791.28

Finding the Fourth Proportional to 3,912,744.96, 5,399,643.20 and 2,363,791.28

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Solution

The fourth proportional to 3,912,744.96, 5,399,643.20 and 2,363,791.28 is: 3,262,065.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,912,744.96 : 5,399,643.20 = 2,363,791.28 : x
  2. Step 2: Convert to fraction form
    3,912,744.96/5,399,643.20 = 2,363,791.28/x
  3. Step 3: Cross multiply
    3,912,744.96x = 5,399,643.20 × 2,363,791.28
  4. Step 4: Simplify right side
    3,912,744.96x = 12,763,629,472,454.12
  5. Step 5: Solve for x
    x = 12,763,629,472,454.12/3,912,744.96
  6. Step 6: Final answer
    x = 3,262,065.28

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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.