Home / 3,872,912.40-5,344,245-2,240,994.87

Finding the Fourth Proportional to 3,872,912.40, 5,344,245 and 2,240,994.87

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Solution

The fourth proportional to 3,872,912.40, 5,344,245 and 2,240,994.87 is: 3,092,356.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,872,912.40 : 5,344,245 = 2,240,994.87 : x
  2. Step 2: Convert to fraction form
    3,872,912.40/5,344,245 = 2,240,994.87/x
  3. Step 3: Cross multiply
    3,872,912.40x = 5,344,245 × 2,240,994.87
  4. Step 4: Simplify right side
    3,872,912.40x = 11,976,425,629,023.15
  5. Step 5: Solve for x
    x = 11,976,425,629,023.15/3,872,912.40
  6. Step 6: Final answer
    x = 3,092,356.45

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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.