Home / 2,148,716.73-2,965,230.60-1,181,920.58

Finding the Fourth Proportional to 2,148,716.73, 2,965,230.60 and 1,181,920.58

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Solution

The fourth proportional to 2,148,716.73, 2,965,230.60 and 1,181,920.58 is: 1,631,051.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,716.73 : 2,965,230.60 = 1,181,920.58 : x
  2. Step 2: Convert to fraction form
    2,148,716.73/2,965,230.60 = 1,181,920.58/x
  3. Step 3: Cross multiply
    2,148,716.73x = 2,965,230.60 × 1,181,920.58
  4. Step 4: Simplify right side
    2,148,716.73x = 3,504,667,055,759.60
  5. Step 5: Solve for x
    x = 3,504,667,055,759.60/2,148,716.73
  6. Step 6: Final answer
    x = 1,631,051.23

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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.