Home / 1,136,912.63-1,568,942.46-627,615

Finding the Fourth Proportional to 1,136,912.63, 1,568,942.46 and 627,615

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Solution

The fourth proportional to 1,136,912.63, 1,568,942.46 and 627,615 is: 866,110.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,912.63 : 1,568,942.46 = 627,615 : x
  2. Step 2: Convert to fraction form
    1,136,912.63/1,568,942.46 = 627,615/x
  3. Step 3: Cross multiply
    1,136,912.63x = 1,568,942.46 × 627,615
  4. Step 4: Simplify right side
    1,136,912.63x = 984,691,822,032.90
  5. Step 5: Solve for x
    x = 984,691,822,032.90/1,136,912.63
  6. Step 6: Final answer
    x = 866,110.38

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1.5x scale

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.