Home / 1,136,629.27-1,568,545.17-627,328

Finding the Fourth Proportional to 1,136,629.27, 1,568,545.17 and 627,328

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Solution

The fourth proportional to 1,136,629.27, 1,568,545.17 and 627,328 is: 865,710.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,629.27 : 1,568,545.17 = 627,328 : x
  2. Step 2: Convert to fraction form
    1,136,629.27/1,568,545.17 = 627,328/x
  3. Step 3: Cross multiply
    1,136,629.27x = 1,568,545.17 × 627,328
  4. Step 4: Simplify right side
    1,136,629.27x = 983,992,304,405.76
  5. Step 5: Solve for x
    x = 983,992,304,405.76/1,136,629.27
  6. Step 6: Final answer
    x = 865,710.86

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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.