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Finding the Third Proportional to 518,904 and 1,126,386

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Solution

The third proportional to 518,904 and 1,126,386 is: 2,445,048.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,904 : 1,126,386 = 1,126,386 : x
  2. Step 2: Convert to fraction form
    518,904/1,126,386 = 1,126,386/x
  3. Step 3: Cross multiply
    518,904x = 1,126,386 × 1,126,386
  4. Step 4: Simplify right side
    518,904x = 1,268,745,420,996
  5. Step 5: Solve for x
    x = 1,268,745,420,996/518,904
  6. Step 6: Final answer
    x = 2,445,048.45

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.