Home / 2,221,268.28-3,329,383.60-1,020,709.85

Finding the Fourth Proportional to 2,221,268.28, 3,329,383.60 and 1,020,709.85

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Solution

The fourth proportional to 2,221,268.28, 3,329,383.60 and 1,020,709.85 is: 1,529,907.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,268.28 : 3,329,383.60 = 1,020,709.85 : x
  2. Step 2: Convert to fraction form
    2,221,268.28/3,329,383.60 = 1,020,709.85/x
  3. Step 3: Cross multiply
    2,221,268.28x = 3,329,383.60 × 1,020,709.85
  4. Step 4: Simplify right side
    2,221,268.28x = 3,398,334,619,577.43
  5. Step 5: Solve for x
    x = 3,398,334,619,577.43/2,221,268.28
  6. Step 6: Final answer
    x = 1,529,907.33

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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.