Home / 1,136,968.12-1,568,974.89-627,659.56

Finding the Fourth Proportional to 1,136,968.12, 1,568,974.89 and 627,659.56

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Solution

The fourth proportional to 1,136,968.12, 1,568,974.89 and 627,659.56 is: 866,147.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,968.12 : 1,568,974.89 = 627,659.56 : x
  2. Step 2: Convert to fraction form
    1,136,968.12/1,568,974.89 = 627,659.56/x
  3. Step 3: Cross multiply
    1,136,968.12x = 1,568,974.89 × 627,659.56
  4. Step 4: Simplify right side
    1,136,968.12x = 984,782,089,108.45
  5. Step 5: Solve for x
    x = 984,782,089,108.45/1,136,968.12
  6. Step 6: Final answer
    x = 866,147.50

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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.