Home / 2,086,514.03-3,129,983.44-720,109.91

Finding the Fourth Proportional to 2,086,514.03, 3,129,983.44 and 720,109.91

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Solution

The fourth proportional to 2,086,514.03, 3,129,983.44 and 720,109.91 is: 1,080,238.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,514.03 : 3,129,983.44 = 720,109.91 : x
  2. Step 2: Convert to fraction form
    2,086,514.03/3,129,983.44 = 720,109.91/x
  3. Step 3: Cross multiply
    2,086,514.03x = 3,129,983.44 × 720,109.91
  4. Step 4: Simplify right side
    2,086,514.03x = 2,253,932,099,304.57
  5. Step 5: Solve for x
    x = 2,253,932,099,304.57/2,086,514.03
  6. Step 6: Final answer
    x = 1,080,238.17

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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.