Home / 1,687,716.75-2,329,070.99-923,753.91

Finding the Fourth Proportional to 1,687,716.75, 2,329,070.99 and 923,753.91

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Solution

The fourth proportional to 1,687,716.75, 2,329,070.99 and 923,753.91 is: 1,274,792.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,716.75 : 2,329,070.99 = 923,753.91 : x
  2. Step 2: Convert to fraction form
    1,687,716.75/2,329,070.99 = 923,753.91/x
  3. Step 3: Cross multiply
    1,687,716.75x = 2,329,070.99 × 923,753.91
  4. Step 4: Simplify right side
    1,687,716.75x = 2,151,488,429,061.30
  5. Step 5: Solve for x
    x = 2,151,488,429,061.30/1,687,716.75
  6. Step 6: Final answer
    x = 1,274,792.37

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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.