Home / 1,322,942.21-1,984,405.92-481,493.96

Finding the Fourth Proportional to 1,322,942.21, 1,984,405.92 and 481,493.96

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Solution

The fourth proportional to 1,322,942.21, 1,984,405.92 and 481,493.96 is: 722,238.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,942.21 : 1,984,405.92 = 481,493.96 : x
  2. Step 2: Convert to fraction form
    1,322,942.21/1,984,405.92 = 481,493.96/x
  3. Step 3: Cross multiply
    1,322,942.21x = 1,984,405.92 × 481,493.96
  4. Step 4: Simplify right side
    1,322,942.21x = 955,479,464,668.24
  5. Step 5: Solve for x
    x = 955,479,464,668.24/1,322,942.21
  6. Step 6: Final answer
    x = 722,238.25

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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.