Home / 2,269,994.43-3,405,489.80-672,682.53

Finding the Fourth Proportional to 2,269,994.43, 3,405,489.80 and 672,682.53

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Solution

The fourth proportional to 2,269,994.43, 3,405,489.80 and 672,682.53 is: 1,009,171.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,994.43 : 3,405,489.80 = 672,682.53 : x
  2. Step 2: Convert to fraction form
    2,269,994.43/3,405,489.80 = 672,682.53/x
  3. Step 3: Cross multiply
    2,269,994.43x = 3,405,489.80 × 672,682.53
  4. Step 4: Simplify right side
    2,269,994.43x = 2,290,813,491,189.78
  5. Step 5: Solve for x
    x = 2,290,813,491,189.78/2,269,994.43
  6. Step 6: Final answer
    x = 1,009,171.42

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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.