Home / 1,998,561.66-2,992,002.12-1,488,489

Finding the Fourth Proportional to 1,998,561.66, 2,992,002.12 and 1,488,489

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Solution

The fourth proportional to 1,998,561.66, 2,992,002.12 and 1,488,489 is: 2,228,383.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,561.66 : 2,992,002.12 = 1,488,489 : x
  2. Step 2: Convert to fraction form
    1,998,561.66/2,992,002.12 = 1,488,489/x
  3. Step 3: Cross multiply
    1,998,561.66x = 2,992,002.12 × 1,488,489
  4. Step 4: Simplify right side
    1,998,561.66x = 4,453,562,243,596.68
  5. Step 5: Solve for x
    x = 4,453,562,243,596.68/1,998,561.66
  6. Step 6: Final answer
    x = 2,228,383.71

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.