Home / 2,019,699.97-3,026,932.39-820,228.88

Finding the Fourth Proportional to 2,019,699.97, 3,026,932.39 and 820,228.88

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Solution

The fourth proportional to 2,019,699.97, 3,026,932.39 and 820,228.88 is: 1,229,280.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,699.97 : 3,026,932.39 = 820,228.88 : x
  2. Step 2: Convert to fraction form
    2,019,699.97/3,026,932.39 = 820,228.88/x
  3. Step 3: Cross multiply
    2,019,699.97x = 3,026,932.39 × 820,228.88
  4. Step 4: Simplify right side
    2,019,699.97x = 2,482,777,368,064.25
  5. Step 5: Solve for x
    x = 2,482,777,368,064.25/2,019,699.97
  6. Step 6: Final answer
    x = 1,229,280.29

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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.