Home / 1,891,992.82-2,838,874.97-826,896.48

Finding the Fourth Proportional to 1,891,992.82, 2,838,874.97 and 826,896.48

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Solution

The fourth proportional to 1,891,992.82, 2,838,874.97 and 826,896.48 is: 1,240,731.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,992.82 : 2,838,874.97 = 826,896.48 : x
  2. Step 2: Convert to fraction form
    1,891,992.82/2,838,874.97 = 826,896.48/x
  3. Step 3: Cross multiply
    1,891,992.82x = 2,838,874.97 × 826,896.48
  4. Step 4: Simplify right side
    1,891,992.82x = 2,347,455,715,718.62
  5. Step 5: Solve for x
    x = 2,347,455,715,718.62/1,891,992.82
  6. Step 6: Final answer
    x = 1,240,731.83

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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.