Home / 869,884.92-1,200,965.94-568,603.80

Finding the Fourth Proportional to 869,884.92, 1,200,965.94 and 568,603.80

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Solution

The fourth proportional to 869,884.92, 1,200,965.94 and 568,603.80 is: 785,016.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,884.92 : 1,200,965.94 = 568,603.80 : x
  2. Step 2: Convert to fraction form
    869,884.92/1,200,965.94 = 568,603.80/x
  3. Step 3: Cross multiply
    869,884.92x = 1,200,965.94 × 568,603.80
  4. Step 4: Simplify right side
    869,884.92x = 682,873,797,154.57
  5. Step 5: Solve for x
    x = 682,873,797,154.57/869,884.92
  6. Step 6: Final answer
    x = 785,016.25

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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.