Home / 1,136,733.70-1,568,692.64-627,436.21

Finding the Fourth Proportional to 1,136,733.70, 1,568,692.64 and 627,436.21

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Solution

The fourth proportional to 1,136,733.70, 1,568,692.64 and 627,436.21 is: 865,862.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,733.70 : 1,568,692.64 = 627,436.21 : x
  2. Step 2: Convert to fraction form
    1,136,733.70/1,568,692.64 = 627,436.21/x
  3. Step 3: Cross multiply
    1,136,733.70x = 1,568,692.64 × 627,436.21
  4. Step 4: Simplify right side
    1,136,733.70x = 984,254,553,715.85
  5. Step 5: Solve for x
    x = 984,254,553,715.85/1,136,733.70
  6. Step 6: Final answer
    x = 865,862.04

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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.