Home / 2,018,275.80-3,027,340.80-820,164.30

Finding the Fourth Proportional to 2,018,275.80, 3,027,340.80 and 820,164.30

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Solution

The fourth proportional to 2,018,275.80, 3,027,340.80 and 820,164.30 is: 1,230,216.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,275.80 : 3,027,340.80 = 820,164.30 : x
  2. Step 2: Convert to fraction form
    2,018,275.80/3,027,340.80 = 820,164.30/x
  3. Step 3: Cross multiply
    2,018,275.80x = 3,027,340.80 × 820,164.30
  4. Step 4: Simplify right side
    2,018,275.80x = 2,482,916,848,093.44
  5. Step 5: Solve for x
    x = 2,482,916,848,093.44/2,018,275.80
  6. Step 6: Final answer
    x = 1,230,216.83

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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.