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Finding the Third Proportional to 889,109 and 1,946,860

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Solution

The third proportional to 889,109 and 1,946,860 is: 4,262,991.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,109 : 1,946,860 = 1,946,860 : x
  2. Step 2: Convert to fraction form
    889,109/1,946,860 = 1,946,860/x
  3. Step 3: Cross multiply
    889,109x = 1,946,860 × 1,946,860
  4. Step 4: Simplify right side
    889,109x = 3,790,263,859,600
  5. Step 5: Solve for x
    x = 3,790,263,859,600/889,109
  6. Step 6: Final answer
    x = 4,262,991.22

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.