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Finding the Third Proportional to 960,015 and 2,100,822

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Solution

The third proportional to 960,015 and 2,100,822 is: 4,597,275.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,015 : 2,100,822 = 2,100,822 : x
  2. Step 2: Convert to fraction form
    960,015/2,100,822 = 2,100,822/x
  3. Step 3: Cross multiply
    960,015x = 2,100,822 × 2,100,822
  4. Step 4: Simplify right side
    960,015x = 4,413,453,075,684
  5. Step 5: Solve for x
    x = 4,413,453,075,684/960,015
  6. Step 6: Final answer
    x = 4,597,275.12

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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.