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Finding the Third Proportional to 1,220,719 and 2,651,599

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Solution

The third proportional to 1,220,719 and 2,651,599 is: 5,759,701.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,719 : 2,651,599 = 2,651,599 : x
  2. Step 2: Convert to fraction form
    1,220,719/2,651,599 = 2,651,599/x
  3. Step 3: Cross multiply
    1,220,719x = 2,651,599 × 2,651,599
  4. Step 4: Simplify right side
    1,220,719x = 7,030,977,256,801
  5. Step 5: Solve for x
    x = 7,030,977,256,801/1,220,719
  6. Step 6: Final answer
    x = 5,759,701.67

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.