Home / 1,136,816.52-1,568,803.59-627,515.25

Finding the Fourth Proportional to 1,136,816.52, 1,568,803.59 and 627,515.25

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Solution

The fourth proportional to 1,136,816.52, 1,568,803.59 and 627,515.25 is: 865,969.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,816.52 : 1,568,803.59 = 627,515.25 : x
  2. Step 2: Convert to fraction form
    1,136,816.52/1,568,803.59 = 627,515.25/x
  3. Step 3: Cross multiply
    1,136,816.52x = 1,568,803.59 × 627,515.25
  4. Step 4: Simplify right side
    1,136,816.52x = 984,448,176,979.75
  5. Step 5: Solve for x
    x = 984,448,176,979.75/1,136,816.52
  6. Step 6: Final answer
    x = 865,969.27

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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.