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Finding the Third Proportional to 2,021,337 and 4,382,621

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Solution

The third proportional to 2,021,337 and 4,382,621 is: 9,502,308.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,337 : 4,382,621 = 4,382,621 : x
  2. Step 2: Convert to fraction form
    2,021,337/4,382,621 = 4,382,621/x
  3. Step 3: Cross multiply
    2,021,337x = 4,382,621 × 4,382,621
  4. Step 4: Simplify right side
    2,021,337x = 19,207,366,829,641
  5. Step 5: Solve for x
    x = 19,207,366,829,641/2,021,337
  6. Step 6: Final answer
    x = 9,502,308.04

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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.