Home / 1,136,629.88-1,568,541.48-627,332.30

Finding the Fourth Proportional to 1,136,629.88, 1,568,541.48 and 627,332.30

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Solution

The fourth proportional to 1,136,629.88, 1,568,541.48 and 627,332.30 is: 865,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,629.88 : 1,568,541.48 = 627,332.30 : x
  2. Step 2: Convert to fraction form
    1,136,629.88/1,568,541.48 = 627,332.30/x
  3. Step 3: Cross multiply
    1,136,629.88x = 1,568,541.48 × 627,332.30
  4. Step 4: Simplify right side
    1,136,629.88x = 983,996,734,293.80
  5. Step 5: Solve for x
    x = 983,996,734,293.80/1,136,629.88
  6. Step 6: Final answer
    x = 865,714.29

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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.