Home / 1,356,679.70-2,032,067.10-823,270.40

Finding the Fourth Proportional to 1,356,679.70, 2,032,067.10 and 823,270.40

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Solution

The fourth proportional to 1,356,679.70, 2,032,067.10 and 823,270.40 is: 1,233,113.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,679.70 : 2,032,067.10 = 823,270.40 : x
  2. Step 2: Convert to fraction form
    1,356,679.70/2,032,067.10 = 823,270.40/x
  3. Step 3: Cross multiply
    1,356,679.70x = 2,032,067.10 × 823,270.40
  4. Step 4: Simplify right side
    1,356,679.70x = 1,672,940,694,243.84
  5. Step 5: Solve for x
    x = 1,672,940,694,243.84/1,356,679.70
  6. Step 6: Final answer
    x = 1,233,113.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.