Home / 3,436,395-4,741,654.80-1,986,224.44

Finding the Fourth Proportional to 3,436,395, 4,741,654.80 and 1,986,224.44

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Solution

The fourth proportional to 3,436,395, 4,741,654.80 and 1,986,224.44 is: 2,740,660.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,395 : 4,741,654.80 = 1,986,224.44 : x
  2. Step 2: Convert to fraction form
    3,436,395/4,741,654.80 = 1,986,224.44/x
  3. Step 3: Cross multiply
    3,436,395x = 4,741,654.80 × 1,986,224.44
  4. Step 4: Simplify right side
    3,436,395x = 9,417,990,649,803.31
  5. Step 5: Solve for x
    x = 9,417,990,649,803.31/3,436,395
  6. Step 6: Final answer
    x = 2,740,660.10

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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.