Home / 1,407,945.38-2,181,092.63

Finding the Third Proportional to 1,407,945.38 and 2,181,092.63

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Solution

The third proportional to 1,407,945.38 and 2,181,092.63 is: 3,378,799.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,945.38 : 2,181,092.63 = 2,181,092.63 : x
  2. Step 2: Convert to fraction form
    1,407,945.38/2,181,092.63 = 2,181,092.63/x
  3. Step 3: Cross multiply
    1,407,945.38x = 2,181,092.63 × 2,181,092.63
  4. Step 4: Simplify right side
    1,407,945.38x = 4,757,165,038,829.39
  5. Step 5: Solve for x
    x = 4,757,165,038,829.39/1,407,945.38
  6. Step 6: Final answer
    x = 3,378,799.44

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.