Home / 1,170,587.52-1,754,049.60-905,002.56

Finding the Fourth Proportional to 1,170,587.52, 1,754,049.60 and 905,002.56

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Solution

The fourth proportional to 1,170,587.52, 1,754,049.60 and 905,002.56 is: 1,356,087.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,587.52 : 1,754,049.60 = 905,002.56 : x
  2. Step 2: Convert to fraction form
    1,170,587.52/1,754,049.60 = 905,002.56/x
  3. Step 3: Cross multiply
    1,170,587.52x = 1,754,049.60 × 905,002.56
  4. Step 4: Simplify right side
    1,170,587.52x = 1,587,419,378,366.98
  5. Step 5: Solve for x
    x = 1,587,419,378,366.98/1,170,587.52
  6. Step 6: Final answer
    x = 1,356,087.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.