Home / 1,136,916.40-1,568,937-627,618.64

Finding the Fourth Proportional to 1,136,916.40, 1,568,937 and 627,618.64

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Solution

The fourth proportional to 1,136,916.40, 1,568,937 and 627,618.64 is: 866,109.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,916.40 : 1,568,937 = 627,618.64 : x
  2. Step 2: Convert to fraction form
    1,136,916.40/1,568,937 = 627,618.64/x
  3. Step 3: Cross multiply
    1,136,916.40x = 1,568,937 × 627,618.64
  4. Step 4: Simplify right side
    1,136,916.40x = 984,694,106,185.68
  5. Step 5: Solve for x
    x = 984,694,106,185.68/1,136,916.40
  6. Step 6: Final answer
    x = 866,109.51

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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.