Home / 1,145,687.73-1,581,074.13-629,448.27

Finding the Fourth Proportional to 1,145,687.73, 1,581,074.13 and 629,448.27

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Solution

The fourth proportional to 1,145,687.73, 1,581,074.13 and 629,448.27 is: 868,652.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,687.73 : 1,581,074.13 = 629,448.27 : x
  2. Step 2: Convert to fraction form
    1,145,687.73/1,581,074.13 = 629,448.27/x
  3. Step 3: Cross multiply
    1,145,687.73x = 1,581,074.13 × 629,448.27
  4. Step 4: Simplify right side
    1,145,687.73x = 995,204,375,870.26
  5. Step 5: Solve for x
    x = 995,204,375,870.26/1,145,687.73
  6. Step 6: Final answer
    x = 868,652.38

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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.