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Finding the Third Proportional to 993,629 and 1,330,245

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Solution

The third proportional to 993,629 and 1,330,245 is: 1,780,897.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,629 : 1,330,245 = 1,330,245 : x
  2. Step 2: Convert to fraction form
    993,629/1,330,245 = 1,330,245/x
  3. Step 3: Cross multiply
    993,629x = 1,330,245 × 1,330,245
  4. Step 4: Simplify right side
    993,629x = 1,769,551,760,025
  5. Step 5: Solve for x
    x = 1,769,551,760,025/993,629
  6. Step 6: Final answer
    x = 1,780,897.86

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.