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Finding the Third Proportional to 1,545,505 and 3,319,537

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Solution

The third proportional to 1,545,505 and 3,319,537 is: 7,129,919.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,505 : 3,319,537 = 3,319,537 : x
  2. Step 2: Convert to fraction form
    1,545,505/3,319,537 = 3,319,537/x
  3. Step 3: Cross multiply
    1,545,505x = 3,319,537 × 3,319,537
  4. Step 4: Simplify right side
    1,545,505x = 11,019,325,894,369
  5. Step 5: Solve for x
    x = 11,019,325,894,369/1,545,505
  6. Step 6: Final answer
    x = 7,129,919.28

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.