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Finding the Third Proportional to 1,685,485.97 and 3,714,528.38

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Solution

The third proportional to 1,685,485.97 and 3,714,528.38 is: 8,186,197.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,485.97 : 3,714,528.38 = 3,714,528.38 : x
  2. Step 2: Convert to fraction form
    1,685,485.97/3,714,528.38 = 3,714,528.38/x
  3. Step 3: Cross multiply
    1,685,485.97x = 3,714,528.38 × 3,714,528.38
  4. Step 4: Simplify right side
    1,685,485.97x = 13,797,721,048,680.14
  5. Step 5: Solve for x
    x = 13,797,721,048,680.14/1,685,485.97
  6. Step 6: Final answer
    x = 8,186,197.51

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.