Home / 1,198,411.42-1,795,571.07-659,119.09

Finding the Fourth Proportional to 1,198,411.42, 1,795,571.07 and 659,119.09

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Solution

The fourth proportional to 1,198,411.42, 1,795,571.07 and 659,119.09 is: 987,553.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,411.42 : 1,795,571.07 = 659,119.09 : x
  2. Step 2: Convert to fraction form
    1,198,411.42/1,795,571.07 = 659,119.09/x
  3. Step 3: Cross multiply
    1,198,411.42x = 1,795,571.07 × 659,119.09
  4. Step 4: Simplify right side
    1,198,411.42x = 1,183,495,169,688.73
  5. Step 5: Solve for x
    x = 1,183,495,169,688.73/1,198,411.42
  6. Step 6: Final answer
    x = 987,553.31

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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.