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Finding the Third Proportional to 2,913,661.13 and 4,313,979

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Solution

The third proportional to 2,913,661.13 and 4,313,979 is: 6,387,295.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,661.13 : 4,313,979 = 4,313,979 : x
  2. Step 2: Convert to fraction form
    2,913,661.13/4,313,979 = 4,313,979/x
  3. Step 3: Cross multiply
    2,913,661.13x = 4,313,979 × 4,313,979
  4. Step 4: Simplify right side
    2,913,661.13x = 18,610,414,812,441
  5. Step 5: Solve for x
    x = 18,610,414,812,441/2,913,661.13
  6. Step 6: Final answer
    x = 6,387,295.58

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.