Home / 1,179,233.56-1,627,399.92-663,149.80

Finding the Fourth Proportional to 1,179,233.56, 1,627,399.92 and 663,149.80

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Solution

The fourth proportional to 1,179,233.56, 1,627,399.92 and 663,149.80 is: 915,179.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,233.56 : 1,627,399.92 = 663,149.80 : x
  2. Step 2: Convert to fraction form
    1,179,233.56/1,627,399.92 = 663,149.80/x
  3. Step 3: Cross multiply
    1,179,233.56x = 1,627,399.92 × 663,149.80
  4. Step 4: Simplify right side
    1,179,233.56x = 1,079,209,931,468.02
  5. Step 5: Solve for x
    x = 1,079,209,931,468.02/1,179,233.56
  6. Step 6: Final answer
    x = 915,179.12

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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.