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Finding the Third Proportional to 673,290 and 1,473,282

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Solution

The third proportional to 673,290 and 1,473,282 is: 3,223,811.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,290 : 1,473,282 = 1,473,282 : x
  2. Step 2: Convert to fraction form
    673,290/1,473,282 = 1,473,282/x
  3. Step 3: Cross multiply
    673,290x = 1,473,282 × 1,473,282
  4. Step 4: Simplify right side
    673,290x = 2,170,559,851,524
  5. Step 5: Solve for x
    x = 2,170,559,851,524/673,290
  6. Step 6: Final answer
    x = 3,223,811.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.