Home / 1,040,120.60-1,560,180.90-922,022.60

Finding the Fourth Proportional to 1,040,120.60, 1,560,180.90 and 922,022.60

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Solution

The fourth proportional to 1,040,120.60, 1,560,180.90 and 922,022.60 is: 1,383,033.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,120.60 : 1,560,180.90 = 922,022.60 : x
  2. Step 2: Convert to fraction form
    1,040,120.60/1,560,180.90 = 922,022.60/x
  3. Step 3: Cross multiply
    1,040,120.60x = 1,560,180.90 × 922,022.60
  4. Step 4: Simplify right side
    1,040,120.60x = 1,438,522,049,888.34
  5. Step 5: Solve for x
    x = 1,438,522,049,888.34/1,040,120.60
  6. Step 6: Final answer
    x = 1,383,033.90

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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.