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Finding the Third Proportional to 575,917 and 793,890

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Solution

The third proportional to 575,917 and 793,890 is: 1,094,361.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,917 : 793,890 = 793,890 : x
  2. Step 2: Convert to fraction form
    575,917/793,890 = 793,890/x
  3. Step 3: Cross multiply
    575,917x = 793,890 × 793,890
  4. Step 4: Simplify right side
    575,917x = 630,261,332,100
  5. Step 5: Solve for x
    x = 630,261,332,100/575,917
  6. Step 6: Final answer
    x = 1,094,361.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.