Home / 1,251,380.43-1,723,816.38-1,067,018.98

Finding the Fourth Proportional to 1,251,380.43, 1,723,816.38 and 1,067,018.98

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Solution

The fourth proportional to 1,251,380.43, 1,723,816.38 and 1,067,018.98 is: 1,469,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,380.43 : 1,723,816.38 = 1,067,018.98 : x
  2. Step 2: Convert to fraction form
    1,251,380.43/1,723,816.38 = 1,067,018.98/x
  3. Step 3: Cross multiply
    1,251,380.43x = 1,723,816.38 × 1,067,018.98
  4. Step 4: Simplify right side
    1,251,380.43x = 1,839,344,788,073.28
  5. Step 5: Solve for x
    x = 1,839,344,788,073.28/1,251,380.43
  6. Step 6: Final answer
    x = 1,469,852.61

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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.