Home / 3,992,016.10-5,981,135.10-1,857,722.80

Finding the Fourth Proportional to 3,992,016.10, 5,981,135.10 and 1,857,722.80

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Solution

The fourth proportional to 3,992,016.10, 5,981,135.10 and 1,857,722.80 is: 2,783,378.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,016.10 : 5,981,135.10 = 1,857,722.80 : x
  2. Step 2: Convert to fraction form
    3,992,016.10/5,981,135.10 = 1,857,722.80/x
  3. Step 3: Cross multiply
    3,992,016.10x = 5,981,135.10 × 1,857,722.80
  4. Step 4: Simplify right side
    3,992,016.10x = 11,111,291,045,150.28
  5. Step 5: Solve for x
    x = 11,111,291,045,150.28/3,992,016.10
  6. Step 6: Final answer
    x = 2,783,378.31

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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.