Home / 1,171,049.47-1,755,377.83-664,540.67

Finding the Fourth Proportional to 1,171,049.47, 1,755,377.83 and 664,540.67

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Solution

The fourth proportional to 1,171,049.47, 1,755,377.83 and 664,540.67 is: 996,132.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,049.47 : 1,755,377.83 = 664,540.67 : x
  2. Step 2: Convert to fraction form
    1,171,049.47/1,755,377.83 = 664,540.67/x
  3. Step 3: Cross multiply
    1,171,049.47x = 1,755,377.83 × 664,540.67
  4. Step 4: Simplify right side
    1,171,049.47x = 1,166,519,964,470.47
  5. Step 5: Solve for x
    x = 1,166,519,964,470.47/1,171,049.47
  6. Step 6: Final answer
    x = 996,132.10

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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.