Home / 1,322,998.20-1,982,456.10-984,450.60

Finding the Fourth Proportional to 1,322,998.20, 1,982,456.10 and 984,450.60

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Solution

The fourth proportional to 1,322,998.20, 1,982,456.10 and 984,450.60 is: 1,475,157.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,998.20 : 1,982,456.10 = 984,450.60 : x
  2. Step 2: Convert to fraction form
    1,322,998.20/1,982,456.10 = 984,450.60/x
  3. Step 3: Cross multiply
    1,322,998.20x = 1,982,456.10 × 984,450.60
  4. Step 4: Simplify right side
    1,322,998.20x = 1,951,630,097,118.66
  5. Step 5: Solve for x
    x = 1,951,630,097,118.66/1,322,998.20
  6. Step 6: Final answer
    x = 1,475,157.03

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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.