Home / 2,018,268.30-3,027,329.55-820,156.80

Finding the Fourth Proportional to 2,018,268.30, 3,027,329.55 and 820,156.80

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Solution

The fourth proportional to 2,018,268.30, 3,027,329.55 and 820,156.80 is: 1,230,205.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,268.30 : 3,027,329.55 = 820,156.80 : x
  2. Step 2: Convert to fraction form
    2,018,268.30/3,027,329.55 = 820,156.80/x
  3. Step 3: Cross multiply
    2,018,268.30x = 3,027,329.55 × 820,156.80
  4. Step 4: Simplify right side
    2,018,268.30x = 2,482,884,916,273.44
  5. Step 5: Solve for x
    x = 2,482,884,916,273.44/2,018,268.30
  6. Step 6: Final answer
    x = 1,230,205.58

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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.