Home / 3,855,486.60-5,322,990.53-2,481,218.46

Finding the Fourth Proportional to 3,855,486.60, 5,322,990.53 and 2,481,218.46

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Solution

The fourth proportional to 3,855,486.60, 5,322,990.53 and 2,481,218.46 is: 3,425,638.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,486.60 : 5,322,990.53 = 2,481,218.46 : x
  2. Step 2: Convert to fraction form
    3,855,486.60/5,322,990.53 = 2,481,218.46/x
  3. Step 3: Cross multiply
    3,855,486.60x = 5,322,990.53 × 2,481,218.46
  4. Step 4: Simplify right side
    3,855,486.60x = 13,207,502,371,644.23
  5. Step 5: Solve for x
    x = 13,207,502,371,644.23/3,855,486.60
  6. Step 6: Final answer
    x = 3,425,638.25

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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.