Home / 1,137,209.75-1,569,308.26-627,901.19

Finding the Fourth Proportional to 1,137,209.75, 1,569,308.26 and 627,901.19

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Solution

The fourth proportional to 1,137,209.75, 1,569,308.26 and 627,901.19 is: 866,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,209.75 : 1,569,308.26 = 627,901.19 : x
  2. Step 2: Convert to fraction form
    1,137,209.75/1,569,308.26 = 627,901.19/x
  3. Step 3: Cross multiply
    1,137,209.75x = 1,569,308.26 × 627,901.19
  4. Step 4: Simplify right side
    1,137,209.75x = 985,370,523,930.83
  5. Step 5: Solve for x
    x = 985,370,523,930.83/1,137,209.75
  6. Step 6: Final answer
    x = 866,480.90

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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.