Home / 1,136,518.17-1,568,387.84-627,220.59

Finding the Fourth Proportional to 1,136,518.17, 1,568,387.84 and 627,220.59

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Solution

The fourth proportional to 1,136,518.17, 1,568,387.84 and 627,220.59 is: 865,560.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,518.17 : 1,568,387.84 = 627,220.59 : x
  2. Step 2: Convert to fraction form
    1,136,518.17/1,568,387.84 = 627,220.59/x
  3. Step 3: Cross multiply
    1,136,518.17x = 1,568,387.84 × 627,220.59
  4. Step 4: Simplify right side
    1,136,518.17x = 983,725,143,217.52
  5. Step 5: Solve for x
    x = 983,725,143,217.52/1,136,518.17
  6. Step 6: Final answer
    x = 865,560.42

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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.