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Finding the Third Proportional to 852,450 and 1,272,843

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Solution

The third proportional to 852,450 and 1,272,843 is: 1,900,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,450 : 1,272,843 = 1,272,843 : x
  2. Step 2: Convert to fraction form
    852,450/1,272,843 = 1,272,843/x
  3. Step 3: Cross multiply
    852,450x = 1,272,843 × 1,272,843
  4. Step 4: Simplify right side
    852,450x = 1,620,129,302,649
  5. Step 5: Solve for x
    x = 1,620,129,302,649/852,450
  6. Step 6: Final answer
    x = 1,900,556.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.