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Finding the Third Proportional to 2,028,201 and 4,376,442

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Solution

The third proportional to 2,028,201 and 4,376,442 is: 9,443,464.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,201 : 4,376,442 = 4,376,442 : x
  2. Step 2: Convert to fraction form
    2,028,201/4,376,442 = 4,376,442/x
  3. Step 3: Cross multiply
    2,028,201x = 4,376,442 × 4,376,442
  4. Step 4: Simplify right side
    2,028,201x = 19,153,244,579,364
  5. Step 5: Solve for x
    x = 19,153,244,579,364/2,028,201
  6. Step 6: Final answer
    x = 9,443,464.72

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.