Home / 1,035,229.14-1,428,283.94-627,200.55

Finding the Fourth Proportional to 1,035,229.14, 1,428,283.94 and 627,200.55

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Solution

The fourth proportional to 1,035,229.14, 1,428,283.94 and 627,200.55 is: 865,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,229.14 : 1,428,283.94 = 627,200.55 : x
  2. Step 2: Convert to fraction form
    1,035,229.14/1,428,283.94 = 627,200.55/x
  3. Step 3: Cross multiply
    1,035,229.14x = 1,428,283.94 × 627,200.55
  4. Step 4: Simplify right side
    1,035,229.14x = 895,820,469,588.16
  5. Step 5: Solve for x
    x = 895,820,469,588.16/1,035,229.14
  6. Step 6: Final answer
    x = 865,335.45

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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.