Home / 1,137,258.50-1,569,375.61-627,949.94

Finding the Fourth Proportional to 1,137,258.50, 1,569,375.61 and 627,949.94

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Solution

The fourth proportional to 1,137,258.50, 1,569,375.61 and 627,949.94 is: 866,548.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,258.50 : 1,569,375.61 = 627,949.94 : x
  2. Step 2: Convert to fraction form
    1,137,258.50/1,569,375.61 = 627,949.94/x
  3. Step 3: Cross multiply
    1,137,258.50x = 1,569,375.61 × 627,949.94
  4. Step 4: Simplify right side
    1,137,258.50x = 985,489,310,720.21
  5. Step 5: Solve for x
    x = 985,489,310,720.21/1,137,258.50
  6. Step 6: Final answer
    x = 866,548.21

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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.