Home / 1,222,321.69-2,657,177.25

Finding the Third Proportional to 1,222,321.69 and 2,657,177.25

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Solution

The third proportional to 1,222,321.69 and 2,657,177.25 is: 5,776,377.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,321.69 : 2,657,177.25 = 2,657,177.25 : x
  2. Step 2: Convert to fraction form
    1,222,321.69/2,657,177.25 = 2,657,177.25/x
  3. Step 3: Cross multiply
    1,222,321.69x = 2,657,177.25 × 2,657,177.25
  4. Step 4: Simplify right side
    1,222,321.69x = 7,060,590,937,917.56
  5. Step 5: Solve for x
    x = 7,060,590,937,917.56/1,222,321.69
  6. Step 6: Final answer
    x = 5,776,377.05

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.