Home / 1,687,716.38-2,329,070.48-923,753.54

Finding the Fourth Proportional to 1,687,716.38, 2,329,070.48 and 923,753.54

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Solution

The fourth proportional to 1,687,716.38, 2,329,070.48 and 923,753.54 is: 1,274,791.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,716.38 : 2,329,070.48 = 923,753.54 : x
  2. Step 2: Convert to fraction form
    1,687,716.38/2,329,070.48 = 923,753.54/x
  3. Step 3: Cross multiply
    1,687,716.38x = 2,329,070.48 × 923,753.54
  4. Step 4: Simplify right side
    1,687,716.38x = 2,151,487,084,545.38
  5. Step 5: Solve for x
    x = 2,151,487,084,545.38/1,687,716.38
  6. Step 6: Final answer
    x = 1,274,791.85

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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.