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Finding the Third Proportional to 697,460.25 and 1,478,629.50

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Solution

The third proportional to 697,460.25 and 1,478,629.50 is: 3,134,723.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,460.25 : 1,478,629.50 = 1,478,629.50 : x
  2. Step 2: Convert to fraction form
    697,460.25/1,478,629.50 = 1,478,629.50/x
  3. Step 3: Cross multiply
    697,460.25x = 1,478,629.50 × 1,478,629.50
  4. Step 4: Simplify right side
    697,460.25x = 2,186,345,198,270.25
  5. Step 5: Solve for x
    x = 2,186,345,198,270.25/697,460.25
  6. Step 6: Final answer
    x = 3,134,723.73

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.