Home / 1,008,601.20-1,511,573.40-741,106.80

Finding the Fourth Proportional to 1,008,601.20, 1,511,573.40 and 741,106.80

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Solution

The fourth proportional to 1,008,601.20, 1,511,573.40 and 741,106.80 is: 1,110,684.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,601.20 : 1,511,573.40 = 741,106.80 : x
  2. Step 2: Convert to fraction form
    1,008,601.20/1,511,573.40 = 741,106.80/x
  3. Step 3: Cross multiply
    1,008,601.20x = 1,511,573.40 × 741,106.80
  4. Step 4: Simplify right side
    1,008,601.20x = 1,120,237,325,439.12
  5. Step 5: Solve for x
    x = 1,120,237,325,439.12/1,008,601.20
  6. Step 6: Final answer
    x = 1,110,684.11

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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.