Home / 1,176,763.76-1,765,145.64-822,469.76

Finding the Fourth Proportional to 1,176,763.76, 1,765,145.64 and 822,469.76

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Solution

The fourth proportional to 1,176,763.76, 1,765,145.64 and 822,469.76 is: 1,233,704.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,763.76 : 1,765,145.64 = 822,469.76 : x
  2. Step 2: Convert to fraction form
    1,176,763.76/1,765,145.64 = 822,469.76/x
  3. Step 3: Cross multiply
    1,176,763.76x = 1,765,145.64 × 822,469.76
  4. Step 4: Simplify right side
    1,176,763.76x = 1,451,778,910,895.85
  5. Step 5: Solve for x
    x = 1,451,778,910,895.85/1,176,763.76
  6. Step 6: Final answer
    x = 1,233,704.64

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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.