Home / 1,136,637.88-1,568,552.52-627,340.30

Finding the Fourth Proportional to 1,136,637.88, 1,568,552.52 and 627,340.30

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Solution

The fourth proportional to 1,136,637.88, 1,568,552.52 and 627,340.30 is: 865,725.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,637.88 : 1,568,552.52 = 627,340.30 : x
  2. Step 2: Convert to fraction form
    1,136,637.88/1,568,552.52 = 627,340.30/x
  3. Step 3: Cross multiply
    1,136,637.88x = 1,568,552.52 × 627,340.30
  4. Step 4: Simplify right side
    1,136,637.88x = 984,016,208,462.56
  5. Step 5: Solve for x
    x = 984,016,208,462.56/1,136,637.88
  6. Step 6: Final answer
    x = 865,725.33

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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.