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Finding the Third Proportional to 1,515,187 and 3,270,731.50

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Solution

The third proportional to 1,515,187 and 3,270,731.50 is: 7,060,306.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,187 : 3,270,731.50 = 3,270,731.50 : x
  2. Step 2: Convert to fraction form
    1,515,187/3,270,731.50 = 3,270,731.50/x
  3. Step 3: Cross multiply
    1,515,187x = 3,270,731.50 × 3,270,731.50
  4. Step 4: Simplify right side
    1,515,187x = 10,697,684,545,092.25
  5. Step 5: Solve for x
    x = 10,697,684,545,092.25/1,515,187
  6. Step 6: Final answer
    x = 7,060,306.45

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.