Home / 1,366,233.90-2,049,350.85-419,481.60

Finding the Fourth Proportional to 1,366,233.90, 2,049,350.85 and 419,481.60

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Solution

The fourth proportional to 1,366,233.90, 2,049,350.85 and 419,481.60 is: 629,222.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,233.90 : 2,049,350.85 = 419,481.60 : x
  2. Step 2: Convert to fraction form
    1,366,233.90/2,049,350.85 = 419,481.60/x
  3. Step 3: Cross multiply
    1,366,233.90x = 2,049,350.85 × 419,481.60
  4. Step 4: Simplify right side
    1,366,233.90x = 859,664,973,519.36
  5. Step 5: Solve for x
    x = 859,664,973,519.36/1,366,233.90
  6. Step 6: Final answer
    x = 629,222.40

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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.