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Finding the Third Proportional to 1,212,201 and 1,818,301.50

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Solution

The third proportional to 1,212,201 and 1,818,301.50 is: 2,727,452.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,201 : 1,818,301.50 = 1,818,301.50 : x
  2. Step 2: Convert to fraction form
    1,212,201/1,818,301.50 = 1,818,301.50/x
  3. Step 3: Cross multiply
    1,212,201x = 1,818,301.50 × 1,818,301.50
  4. Step 4: Simplify right side
    1,212,201x = 3,306,220,344,902.25
  5. Step 5: Solve for x
    x = 3,306,220,344,902.25/1,212,201
  6. Step 6: Final answer
    x = 2,727,452.25

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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.