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Finding the Third Proportional to 671,166 and 1,308,312

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Solution

The third proportional to 671,166 and 1,308,312 is: 2,550,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,166 : 1,308,312 = 1,308,312 : x
  2. Step 2: Convert to fraction form
    671,166/1,308,312 = 1,308,312/x
  3. Step 3: Cross multiply
    671,166x = 1,308,312 × 1,308,312
  4. Step 4: Simplify right side
    671,166x = 1,711,680,289,344
  5. Step 5: Solve for x
    x = 1,711,680,289,344/671,166
  6. Step 6: Final answer
    x = 2,550,308.40

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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.