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Finding the Third Proportional to 993,631 and 1,330,248

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Solution

The third proportional to 993,631 and 1,330,248 is: 1,780,902.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,631 : 1,330,248 = 1,330,248 : x
  2. Step 2: Convert to fraction form
    993,631/1,330,248 = 1,330,248/x
  3. Step 3: Cross multiply
    993,631x = 1,330,248 × 1,330,248
  4. Step 4: Simplify right side
    993,631x = 1,769,559,741,504
  5. Step 5: Solve for x
    x = 1,769,559,741,504/993,631
  6. Step 6: Final answer
    x = 1,780,902.31

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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.