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Finding the Third Proportional to 671,226 and 1,308,432

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Solution

The third proportional to 671,226 and 1,308,432 is: 2,550,548.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,226 : 1,308,432 = 1,308,432 : x
  2. Step 2: Convert to fraction form
    671,226/1,308,432 = 1,308,432/x
  3. Step 3: Cross multiply
    671,226x = 1,308,432 × 1,308,432
  4. Step 4: Simplify right side
    671,226x = 1,711,994,298,624
  5. Step 5: Solve for x
    x = 1,711,994,298,624/671,226
  6. Step 6: Final answer
    x = 2,550,548.25

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.