Home / 1,194,122.78-1,647,873.08-677,872.11

Finding the Fourth Proportional to 1,194,122.78, 1,647,873.08 and 677,872.11

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Solution

The fourth proportional to 1,194,122.78, 1,647,873.08 and 677,872.11 is: 935,454.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,122.78 : 1,647,873.08 = 677,872.11 : x
  2. Step 2: Convert to fraction form
    1,194,122.78/1,647,873.08 = 677,872.11/x
  3. Step 3: Cross multiply
    1,194,122.78x = 1,647,873.08 × 677,872.11
  4. Step 4: Simplify right side
    1,194,122.78x = 1,117,047,207,083.98
  5. Step 5: Solve for x
    x = 1,117,047,207,083.98/1,194,122.78
  6. Step 6: Final answer
    x = 935,454.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.