Home / 1,442,003.82-2,163,010.32-543,204.06

Finding the Fourth Proportional to 1,442,003.82, 2,163,010.32 and 543,204.06

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Solution

The fourth proportional to 1,442,003.82, 2,163,010.32 and 543,204.06 is: 814,807.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,003.82 : 2,163,010.32 = 543,204.06 : x
  2. Step 2: Convert to fraction form
    1,442,003.82/2,163,010.32 = 543,204.06/x
  3. Step 3: Cross multiply
    1,442,003.82x = 2,163,010.32 × 543,204.06
  4. Step 4: Simplify right side
    1,442,003.82x = 1,174,955,987,645.90
  5. Step 5: Solve for x
    x = 1,174,955,987,645.90/1,442,003.82
  6. Step 6: Final answer
    x = 814,807.82

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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.