Home / 1,136,636.88-1,568,551.14-627,339.30

Finding the Fourth Proportional to 1,136,636.88, 1,568,551.14 and 627,339.30

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Solution

The fourth proportional to 1,136,636.88, 1,568,551.14 and 627,339.30 is: 865,723.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,636.88 : 1,568,551.14 = 627,339.30 : x
  2. Step 2: Convert to fraction form
    1,136,636.88/1,568,551.14 = 627,339.30/x
  3. Step 3: Cross multiply
    1,136,636.88x = 1,568,551.14 × 627,339.30
  4. Step 4: Simplify right side
    1,136,636.88x = 984,013,774,181.80
  5. Step 5: Solve for x
    x = 984,013,774,181.80/1,136,636.88
  6. Step 6: Final answer
    x = 865,723.95

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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.