Home / 2,231,201.80-3,079,082.34-1,212,606.60

Finding the Fourth Proportional to 2,231,201.80, 3,079,082.34 and 1,212,606.60

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Solution

The fourth proportional to 2,231,201.80, 3,079,082.34 and 1,212,606.60 is: 1,673,410.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231,201.80 : 3,079,082.34 = 1,212,606.60 : x
  2. Step 2: Convert to fraction form
    2,231,201.80/3,079,082.34 = 1,212,606.60/x
  3. Step 3: Cross multiply
    2,231,201.80x = 3,079,082.34 × 1,212,606.60
  4. Step 4: Simplify right side
    2,231,201.80x = 3,733,715,567,427.44
  5. Step 5: Solve for x
    x = 3,733,715,567,427.44/2,231,201.80
  6. Step 6: Final answer
    x = 1,673,410.07

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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.