Home / 1,136,733.20-1,568,691.95-627,435.71

Finding the Fourth Proportional to 1,136,733.20, 1,568,691.95 and 627,435.71

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Solution

The fourth proportional to 1,136,733.20, 1,568,691.95 and 627,435.71 is: 865,861.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,733.20 : 1,568,691.95 = 627,435.71 : x
  2. Step 2: Convert to fraction form
    1,136,733.20/1,568,691.95 = 627,435.71/x
  3. Step 3: Cross multiply
    1,136,733.20x = 1,568,691.95 × 627,435.71
  4. Step 4: Simplify right side
    1,136,733.20x = 984,253,336,438.90
  5. Step 5: Solve for x
    x = 984,253,336,438.90/1,136,733.20
  6. Step 6: Final answer
    x = 865,861.35

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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.