Home / 3,412,999.88-5,117,519.19-1,615,868.18

Finding the Fourth Proportional to 3,412,999.88, 5,117,519.19 and 1,615,868.18

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Solution

The fourth proportional to 3,412,999.88, 5,117,519.19 and 1,615,868.18 is: 2,422,864.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,999.88 : 5,117,519.19 = 1,615,868.18 : x
  2. Step 2: Convert to fraction form
    3,412,999.88/5,117,519.19 = 1,615,868.18/x
  3. Step 3: Cross multiply
    3,412,999.88x = 5,117,519.19 × 1,615,868.18
  4. Step 4: Simplify right side
    3,412,999.88x = 8,269,236,419,660.38
  5. Step 5: Solve for x
    x = 8,269,236,419,660.38/3,412,999.88
  6. Step 6: Final answer
    x = 2,422,864.55

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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.