Home / 1,481,945.92-2,045,087.38-802,882.42

Finding the Fourth Proportional to 1,481,945.92, 2,045,087.38 and 802,882.42

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Solution

The fourth proportional to 1,481,945.92, 2,045,087.38 and 802,882.42 is: 1,107,978.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,945.92 : 2,045,087.38 = 802,882.42 : x
  2. Step 2: Convert to fraction form
    1,481,945.92/2,045,087.38 = 802,882.42/x
  3. Step 3: Cross multiply
    1,481,945.92x = 2,045,087.38 × 802,882.42
  4. Step 4: Simplify right side
    1,481,945.92x = 1,641,964,704,765.86
  5. Step 5: Solve for x
    x = 1,641,964,704,765.86/1,481,945.92
  6. Step 6: Final answer
    x = 1,107,978.83

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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.