Home / 1,136,684.76-1,568,513.22-627,354.30

Finding the Fourth Proportional to 1,136,684.76, 1,568,513.22 and 627,354.30

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Solution

The fourth proportional to 1,136,684.76, 1,568,513.22 and 627,354.30 is: 865,687.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,684.76 : 1,568,513.22 = 627,354.30 : x
  2. Step 2: Convert to fraction form
    1,136,684.76/1,568,513.22 = 627,354.30/x
  3. Step 3: Cross multiply
    1,136,684.76x = 1,568,513.22 × 627,354.30
  4. Step 4: Simplify right side
    1,136,684.76x = 984,013,513,173.85
  5. Step 5: Solve for x
    x = 984,013,513,173.85/1,136,684.76
  6. Step 6: Final answer
    x = 865,687.26

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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.