Home / 3,855,487.60-5,322,991.91-2,481,219.46

Finding the Fourth Proportional to 3,855,487.60, 5,322,991.91 and 2,481,219.46

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Solution

The fourth proportional to 3,855,487.60, 5,322,991.91 and 2,481,219.46 is: 3,425,639.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,487.60 : 5,322,991.91 = 2,481,219.46 : x
  2. Step 2: Convert to fraction form
    3,855,487.60/5,322,991.91 = 2,481,219.46/x
  3. Step 3: Cross multiply
    3,855,487.60x = 5,322,991.91 × 2,481,219.46
  4. Step 4: Simplify right side
    3,855,487.60x = 13,207,511,112,514.57
  5. Step 5: Solve for x
    x = 13,207,511,112,514.57/3,855,487.60
  6. Step 6: Final answer
    x = 3,425,639.63

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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.