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Finding the Third Proportional to 3,526,872.75 and 5,276,639.25

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Solution

The third proportional to 3,526,872.75 and 5,276,639.25 is: 7,894,507.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526,872.75 : 5,276,639.25 = 5,276,639.25 : x
  2. Step 2: Convert to fraction form
    3,526,872.75/5,276,639.25 = 5,276,639.25/x
  3. Step 3: Cross multiply
    3,526,872.75x = 5,276,639.25 × 5,276,639.25
  4. Step 4: Simplify right side
    3,526,872.75x = 27,842,921,774,640.56
  5. Step 5: Solve for x
    x = 27,842,921,774,640.56/3,526,872.75
  6. Step 6: Final answer
    x = 7,894,507.05

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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.