Home / 2,813,160.80-4,215,127.94-1,192,634.78

Finding the Fourth Proportional to 2,813,160.80, 4,215,127.94 and 1,192,634.78

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Solution

The fourth proportional to 2,813,160.80, 4,215,127.94 and 1,192,634.78 is: 1,786,996.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,160.80 : 4,215,127.94 = 1,192,634.78 : x
  2. Step 2: Convert to fraction form
    2,813,160.80/4,215,127.94 = 1,192,634.78/x
  3. Step 3: Cross multiply
    2,813,160.80x = 4,215,127.94 × 1,192,634.78
  4. Step 4: Simplify right side
    2,813,160.80x = 5,027,108,162,318.11
  5. Step 5: Solve for x
    x = 5,027,108,162,318.11/2,813,160.80
  6. Step 6: Final answer
    x = 1,786,996.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.