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Finding the Third Proportional to 2,988,816 and 6,190,308

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Solution

The third proportional to 2,988,816 and 6,190,308 is: 12,821,101.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,816 : 6,190,308 = 6,190,308 : x
  2. Step 2: Convert to fraction form
    2,988,816/6,190,308 = 6,190,308/x
  3. Step 3: Cross multiply
    2,988,816x = 6,190,308 × 6,190,308
  4. Step 4: Simplify right side
    2,988,816x = 38,319,913,134,864
  5. Step 5: Solve for x
    x = 38,319,913,134,864/2,988,816
  6. Step 6: Final answer
    x = 12,821,101.44

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.