Home / 2,079,468.39-2,868,469.05-1,251,966.63

Finding the Fourth Proportional to 2,079,468.39, 2,868,469.05 and 1,251,966.63

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Solution

The fourth proportional to 2,079,468.39, 2,868,469.05 and 1,251,966.63 is: 1,726,993.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,468.39 : 2,868,469.05 = 1,251,966.63 : x
  2. Step 2: Convert to fraction form
    2,079,468.39/2,868,469.05 = 1,251,966.63/x
  3. Step 3: Cross multiply
    2,079,468.39x = 2,868,469.05 × 1,251,966.63
  4. Step 4: Simplify right side
    2,079,468.39x = 3,591,227,529,787.80
  5. Step 5: Solve for x
    x = 3,591,227,529,787.80/2,079,468.39
  6. Step 6: Final answer
    x = 1,726,993.08

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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.