Home / 2,148,873.67-2,965,383.18-1,182,003.73

Finding the Fourth Proportional to 2,148,873.67, 2,965,383.18 and 1,182,003.73

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Solution

The fourth proportional to 2,148,873.67, 2,965,383.18 and 1,182,003.73 is: 1,631,130.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,873.67 : 2,965,383.18 = 1,182,003.73 : x
  2. Step 2: Convert to fraction form
    2,148,873.67/2,965,383.18 = 1,182,003.73/x
  3. Step 3: Cross multiply
    2,148,873.67x = 2,965,383.18 × 1,182,003.73
  4. Step 4: Simplify right side
    2,148,873.67x = 3,505,093,979,639.26
  5. Step 5: Solve for x
    x = 3,505,093,979,639.26/2,148,873.67
  6. Step 6: Final answer
    x = 1,631,130.78

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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.