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Finding the Third Proportional to 1,791,570.66 and 3,898,054.13

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Solution

The third proportional to 1,791,570.66 and 3,898,054.13 is: 8,481,287.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,570.66 : 3,898,054.13 = 3,898,054.13 : x
  2. Step 2: Convert to fraction form
    1,791,570.66/3,898,054.13 = 3,898,054.13/x
  3. Step 3: Cross multiply
    1,791,570.66x = 3,898,054.13 × 3,898,054.13
  4. Step 4: Simplify right side
    1,791,570.66x = 15,194,825,961,429.52
  5. Step 5: Solve for x
    x = 15,194,825,961,429.52/1,791,570.66
  6. Step 6: Final answer
    x = 8,481,287.58

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.