Home / 2,277,938.97-3,143,561.44-1,245,513.38

Finding the Fourth Proportional to 2,277,938.97, 3,143,561.44 and 1,245,513.38

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Solution

The fourth proportional to 2,277,938.97, 3,143,561.44 and 1,245,513.38 is: 1,718,811.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277,938.97 : 3,143,561.44 = 1,245,513.38 : x
  2. Step 2: Convert to fraction form
    2,277,938.97/3,143,561.44 = 1,245,513.38/x
  3. Step 3: Cross multiply
    2,277,938.97x = 3,143,561.44 × 1,245,513.38
  4. Step 4: Simplify right side
    2,277,938.97x = 3,915,347,839,117.19
  5. Step 5: Solve for x
    x = 3,915,347,839,117.19/2,277,938.97
  6. Step 6: Final answer
    x = 1,718,811.56

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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.