Home / 1,839,738.64-2,760,067.24-641,678.18

Finding the Fourth Proportional to 1,839,738.64, 2,760,067.24 and 641,678.18

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Solution

The fourth proportional to 1,839,738.64, 2,760,067.24 and 641,678.18 is: 962,677.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,738.64 : 2,760,067.24 = 641,678.18 : x
  2. Step 2: Convert to fraction form
    1,839,738.64/2,760,067.24 = 641,678.18/x
  3. Step 3: Cross multiply
    1,839,738.64x = 2,760,067.24 × 641,678.18
  4. Step 4: Simplify right side
    1,839,738.64x = 1,771,074,923,240.82
  5. Step 5: Solve for x
    x = 1,771,074,923,240.82/1,839,738.64
  6. Step 6: Final answer
    x = 962,677.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.