Home / 3,280,020.75-4,521,443.75

Finding the Third Proportional to 3,280,020.75 and 4,521,443.75

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Solution

The third proportional to 3,280,020.75 and 4,521,443.75 is: 6,232,720.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,020.75 : 4,521,443.75 = 4,521,443.75 : x
  2. Step 2: Convert to fraction form
    3,280,020.75/4,521,443.75 = 4,521,443.75/x
  3. Step 3: Cross multiply
    3,280,020.75x = 4,521,443.75 × 4,521,443.75
  4. Step 4: Simplify right side
    3,280,020.75x = 20,443,453,584,414.06
  5. Step 5: Solve for x
    x = 20,443,453,584,414.06/3,280,020.75
  6. Step 6: Final answer
    x = 6,232,720.81

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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.