Home / 1,136,810.88-1,568,811.96-627,513.48

Finding the Fourth Proportional to 1,136,810.88, 1,568,811.96 and 627,513.48

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Solution

The fourth proportional to 1,136,810.88, 1,568,811.96 and 627,513.48 is: 865,975.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,810.88 : 1,568,811.96 = 627,513.48 : x
  2. Step 2: Convert to fraction form
    1,136,810.88/1,568,811.96 = 627,513.48/x
  3. Step 3: Cross multiply
    1,136,810.88x = 1,568,811.96 × 627,513.48
  4. Step 4: Simplify right side
    1,136,810.88x = 984,450,652,485.22
  5. Step 5: Solve for x
    x = 984,450,652,485.22/1,136,810.88
  6. Step 6: Final answer
    x = 865,975.75

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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.