Home / 1,964,163.76-2,946,965.22-827,212.12

Finding the Fourth Proportional to 1,964,163.76, 2,946,965.22 and 827,212.12

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Solution

The fourth proportional to 1,964,163.76, 2,946,965.22 and 827,212.12 is: 1,241,121.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,163.76 : 2,946,965.22 = 827,212.12 : x
  2. Step 2: Convert to fraction form
    1,964,163.76/2,946,965.22 = 827,212.12/x
  3. Step 3: Cross multiply
    1,964,163.76x = 2,946,965.22 × 827,212.12
  4. Step 4: Simplify right side
    1,964,163.76x = 2,437,765,339,835.05
  5. Step 5: Solve for x
    x = 2,437,765,339,835.05/1,964,163.76
  6. Step 6: Final answer
    x = 1,241,121.23

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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.