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Finding the Third Proportional to 575,872 and 1,345,313

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Solution

The third proportional to 575,872 and 1,345,313 is: 3,142,828.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,872 : 1,345,313 = 1,345,313 : x
  2. Step 2: Convert to fraction form
    575,872/1,345,313 = 1,345,313/x
  3. Step 3: Cross multiply
    575,872x = 1,345,313 × 1,345,313
  4. Step 4: Simplify right side
    575,872x = 1,809,867,067,969
  5. Step 5: Solve for x
    x = 1,809,867,067,969/575,872
  6. Step 6: Final answer
    x = 3,142,828.73

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.