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Finding the Third Proportional to 623,671.50 and 1,320,958.50

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Solution

The third proportional to 623,671.50 and 1,320,958.50 is: 2,797,837.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,671.50 : 1,320,958.50 = 1,320,958.50 : x
  2. Step 2: Convert to fraction form
    623,671.50/1,320,958.50 = 1,320,958.50/x
  3. Step 3: Cross multiply
    623,671.50x = 1,320,958.50 × 1,320,958.50
  4. Step 4: Simplify right side
    623,671.50x = 1,744,931,358,722.25
  5. Step 5: Solve for x
    x = 1,744,931,358,722.25/623,671.50
  6. Step 6: Final answer
    x = 2,797,837.26

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.