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Finding the Third Proportional to 701,520 and 1,515,138

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Solution

The third proportional to 701,520 and 1,515,138 is: 3,272,384.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,520 : 1,515,138 = 1,515,138 : x
  2. Step 2: Convert to fraction form
    701,520/1,515,138 = 1,515,138/x
  3. Step 3: Cross multiply
    701,520x = 1,515,138 × 1,515,138
  4. Step 4: Simplify right side
    701,520x = 2,295,643,159,044
  5. Step 5: Solve for x
    x = 2,295,643,159,044/701,520
  6. Step 6: Final answer
    x = 3,272,384.48

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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.