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Finding the Third Proportional to 696,579.75 and 1,422,679.50

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Solution

The third proportional to 696,579.75 and 1,422,679.50 is: 2,905,650.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,579.75 : 1,422,679.50 = 1,422,679.50 : x
  2. Step 2: Convert to fraction form
    696,579.75/1,422,679.50 = 1,422,679.50/x
  3. Step 3: Cross multiply
    696,579.75x = 1,422,679.50 × 1,422,679.50
  4. Step 4: Simplify right side
    696,579.75x = 2,024,016,959,720.25
  5. Step 5: Solve for x
    x = 2,024,016,959,720.25/696,579.75
  6. Step 6: Final answer
    x = 2,905,650.01

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.