Home / 1,589,105.35-2,192,954.49-863,953.05

Finding the Fourth Proportional to 1,589,105.35, 2,192,954.49 and 863,953.05

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Solution

The fourth proportional to 1,589,105.35, 2,192,954.49 and 863,953.05 is: 1,192,249.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,105.35 : 2,192,954.49 = 863,953.05 : x
  2. Step 2: Convert to fraction form
    1,589,105.35/2,192,954.49 = 863,953.05/x
  3. Step 3: Cross multiply
    1,589,105.35x = 2,192,954.49 × 863,953.05
  4. Step 4: Simplify right side
    1,589,105.35x = 1,894,609,720,146.69
  5. Step 5: Solve for x
    x = 1,894,609,720,146.69/1,589,105.35
  6. Step 6: Final answer
    x = 1,192,249.29

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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.