Home / 3,715,121.44-5,126,904.73-2,083,493.78

Finding the Fourth Proportional to 3,715,121.44, 5,126,904.73 and 2,083,493.78

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Solution

The fourth proportional to 3,715,121.44, 5,126,904.73 and 2,083,493.78 is: 2,875,242.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715,121.44 : 5,126,904.73 = 2,083,493.78 : x
  2. Step 2: Convert to fraction form
    3,715,121.44/5,126,904.73 = 2,083,493.78/x
  3. Step 3: Cross multiply
    3,715,121.44x = 5,126,904.73 × 2,083,493.78
  4. Step 4: Simplify right side
    3,715,121.44x = 10,681,874,084,764.32
  5. Step 5: Solve for x
    x = 10,681,874,084,764.32/3,715,121.44
  6. Step 6: Final answer
    x = 2,875,242.24

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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.