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Finding the Third Proportional to 936,402 and 2,020,302

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Solution

The third proportional to 936,402 and 2,020,302 is: 4,358,833.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,402 : 2,020,302 = 2,020,302 : x
  2. Step 2: Convert to fraction form
    936,402/2,020,302 = 2,020,302/x
  3. Step 3: Cross multiply
    936,402x = 2,020,302 × 2,020,302
  4. Step 4: Simplify right side
    936,402x = 4,081,620,171,204
  5. Step 5: Solve for x
    x = 4,081,620,171,204/936,402
  6. Step 6: Final answer
    x = 4,358,833.25

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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.