Home / 1,136,919.94-1,568,939.89-627,611.38

Finding the Fourth Proportional to 1,136,919.94, 1,568,939.89 and 627,611.38

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Solution

The fourth proportional to 1,136,919.94, 1,568,939.89 and 627,611.38 is: 866,098.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,919.94 : 1,568,939.89 = 627,611.38 : x
  2. Step 2: Convert to fraction form
    1,136,919.94/1,568,939.89 = 627,611.38/x
  3. Step 3: Cross multiply
    1,136,919.94x = 1,568,939.89 × 627,611.38
  4. Step 4: Simplify right side
    1,136,919.94x = 984,684,529,499.95
  5. Step 5: Solve for x
    x = 984,684,529,499.95/1,136,919.94
  6. Step 6: Final answer
    x = 866,098.39

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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.