Home / 1,267,787.25-2,819,031.75

Finding the Third Proportional to 1,267,787.25 and 2,819,031.75

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Solution

The third proportional to 1,267,787.25 and 2,819,031.75 is: 6,268,354.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,787.25 : 2,819,031.75 = 2,819,031.75 : x
  2. Step 2: Convert to fraction form
    1,267,787.25/2,819,031.75 = 2,819,031.75/x
  3. Step 3: Cross multiply
    1,267,787.25x = 2,819,031.75 × 2,819,031.75
  4. Step 4: Simplify right side
    1,267,787.25x = 7,946,940,007,508.06
  5. Step 5: Solve for x
    x = 7,946,940,007,508.06/1,267,787.25
  6. Step 6: Final answer
    x = 6,268,354.57

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.