Home / 2,545,087.84-3,512,288.28-1,399,197.04

Finding the Fourth Proportional to 2,545,087.84, 3,512,288.28 and 1,399,197.04

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Solution

The fourth proportional to 2,545,087.84, 3,512,288.28 and 1,399,197.04 is: 1,930,928.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,087.84 : 3,512,288.28 = 1,399,197.04 : x
  2. Step 2: Convert to fraction form
    2,545,087.84/3,512,288.28 = 1,399,197.04/x
  3. Step 3: Cross multiply
    2,545,087.84x = 3,512,288.28 × 1,399,197.04
  4. Step 4: Simplify right side
    2,545,087.84x = 4,914,383,365,002.69
  5. Step 5: Solve for x
    x = 4,914,383,365,002.69/2,545,087.84
  6. Step 6: Final answer
    x = 1,930,928.78

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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.