Home / 1,137,253.20-1,569,379.20-627,944.64

Finding the Fourth Proportional to 1,137,253.20, 1,569,379.20 and 627,944.64

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Solution

The fourth proportional to 1,137,253.20, 1,569,379.20 and 627,944.64 is: 866,546.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,253.20 : 1,569,379.20 = 627,944.64 : x
  2. Step 2: Convert to fraction form
    1,137,253.20/1,569,379.20 = 627,944.64/x
  3. Step 3: Cross multiply
    1,137,253.20x = 1,569,379.20 × 627,944.64
  4. Step 4: Simplify right side
    1,137,253.20x = 985,483,256,767.49
  5. Step 5: Solve for x
    x = 985,483,256,767.49/1,137,253.20
  6. Step 6: Final answer
    x = 866,546.92

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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.