Home / 2,018,266.80-3,027,327.30-820,155.30

Finding the Fourth Proportional to 2,018,266.80, 3,027,327.30 and 820,155.30

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Solution

The fourth proportional to 2,018,266.80, 3,027,327.30 and 820,155.30 is: 1,230,203.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,266.80 : 3,027,327.30 = 820,155.30 : x
  2. Step 2: Convert to fraction form
    2,018,266.80/3,027,327.30 = 820,155.30/x
  3. Step 3: Cross multiply
    2,018,266.80x = 3,027,327.30 × 820,155.30
  4. Step 4: Simplify right side
    2,018,266.80x = 2,482,878,529,929.69
  5. Step 5: Solve for x
    x = 2,482,878,529,929.69/2,018,266.80
  6. Step 6: Final answer
    x = 1,230,203.33

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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.