Home / 1,384,998.14-2,079,794.88-855,882.25

Finding the Fourth Proportional to 1,384,998.14, 2,079,794.88 and 855,882.25

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Solution

The fourth proportional to 1,384,998.14, 2,079,794.88 and 855,882.25 is: 1,285,243.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,998.14 : 2,079,794.88 = 855,882.25 : x
  2. Step 2: Convert to fraction form
    1,384,998.14/2,079,794.88 = 855,882.25/x
  3. Step 3: Cross multiply
    1,384,998.14x = 2,079,794.88 × 855,882.25
  4. Step 4: Simplify right side
    1,384,998.14x = 1,780,059,516,233.39
  5. Step 5: Solve for x
    x = 1,780,059,516,233.39/1,384,998.14
  6. Step 6: Final answer
    x = 1,285,243.25

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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.