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Finding the Third Proportional to 644,032 and 1,412,480

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Solution

The third proportional to 644,032 and 1,412,480 is: 3,097,827.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,032 : 1,412,480 = 1,412,480 : x
  2. Step 2: Convert to fraction form
    644,032/1,412,480 = 1,412,480/x
  3. Step 3: Cross multiply
    644,032x = 1,412,480 × 1,412,480
  4. Step 4: Simplify right side
    644,032x = 1,995,099,750,400
  5. Step 5: Solve for x
    x = 1,995,099,750,400/644,032
  6. Step 6: Final answer
    x = 3,097,827.05

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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.