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Finding the Third Proportional to 3,135,390 and 4,845,732

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Solution

The third proportional to 3,135,390 and 4,845,732 is: 7,489,058.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,390 : 4,845,732 = 4,845,732 : x
  2. Step 2: Convert to fraction form
    3,135,390/4,845,732 = 4,845,732/x
  3. Step 3: Cross multiply
    3,135,390x = 4,845,732 × 4,845,732
  4. Step 4: Simplify right side
    3,135,390x = 23,481,118,615,824
  5. Step 5: Solve for x
    x = 23,481,118,615,824/3,135,390
  6. Step 6: Final answer
    x = 7,489,058.34

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.