Home / 3,806,786.80-5,253,558.24-2,088,067.28

Finding the Fourth Proportional to 3,806,786.80, 5,253,558.24 and 2,088,067.28

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Solution

The fourth proportional to 3,806,786.80, 5,253,558.24 and 2,088,067.28 is: 2,881,638.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806,786.80 : 5,253,558.24 = 2,088,067.28 : x
  2. Step 2: Convert to fraction form
    3,806,786.80/5,253,558.24 = 2,088,067.28/x
  3. Step 3: Cross multiply
    3,806,786.80x = 5,253,558.24 × 2,088,067.28
  4. Step 4: Simplify right side
    3,806,786.80x = 10,969,783,064,518.39
  5. Step 5: Solve for x
    x = 10,969,783,064,518.39/3,806,786.80
  6. Step 6: Final answer
    x = 2,881,638.41

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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.