Home / 1,987,951.54-2,981,926.84-568,007.64

Finding the Fourth Proportional to 1,987,951.54, 2,981,926.84 and 568,007.64

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Solution

The fourth proportional to 1,987,951.54, 2,981,926.84 and 568,007.64 is: 852,011.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,987,951.54 : 2,981,926.84 = 568,007.64 : x
  2. Step 2: Convert to fraction form
    1,987,951.54/2,981,926.84 = 568,007.64/x
  3. Step 3: Cross multiply
    1,987,951.54x = 2,981,926.84 × 568,007.64
  4. Step 4: Simplify right side
    1,987,951.54x = 1,693,757,227,041.06
  5. Step 5: Solve for x
    x = 1,693,757,227,041.06/1,987,951.54
  6. Step 6: Final answer
    x = 852,011.33

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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.