Home / 1,589,103.82-2,193,006.36-864,000.28

Finding the Fourth Proportional to 1,589,103.82, 2,193,006.36 and 864,000.28

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Solution

The fourth proportional to 1,589,103.82, 2,193,006.36 and 864,000.28 is: 1,192,343.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,103.82 : 2,193,006.36 = 864,000.28 : x
  2. Step 2: Convert to fraction form
    1,589,103.82/2,193,006.36 = 864,000.28/x
  3. Step 3: Cross multiply
    1,589,103.82x = 2,193,006.36 × 864,000.28
  4. Step 4: Simplify right side
    1,589,103.82x = 1,894,758,109,081.78
  5. Step 5: Solve for x
    x = 1,894,758,109,081.78/1,589,103.82
  6. Step 6: Final answer
    x = 1,192,343.81

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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.