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Finding the Third Proportional to 788,631 and 1,710,126

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Solution

The third proportional to 788,631 and 1,710,126 is: 3,708,364.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,631 : 1,710,126 = 1,710,126 : x
  2. Step 2: Convert to fraction form
    788,631/1,710,126 = 1,710,126/x
  3. Step 3: Cross multiply
    788,631x = 1,710,126 × 1,710,126
  4. Step 4: Simplify right side
    788,631x = 2,924,530,935,876
  5. Step 5: Solve for x
    x = 2,924,530,935,876/788,631
  6. Step 6: Final answer
    x = 3,708,364.16

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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.