Home / 2,428,891.16-3,644,597.61-990,629.73

Finding the Fourth Proportional to 2,428,891.16, 3,644,597.61 and 990,629.73

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Solution

The fourth proportional to 2,428,891.16, 3,644,597.61 and 990,629.73 is: 1,486,458.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,891.16 : 3,644,597.61 = 990,629.73 : x
  2. Step 2: Convert to fraction form
    2,428,891.16/3,644,597.61 = 990,629.73/x
  3. Step 3: Cross multiply
    2,428,891.16x = 3,644,597.61 × 990,629.73
  4. Step 4: Simplify right side
    2,428,891.16x = 3,610,446,746,352.95
  5. Step 5: Solve for x
    x = 3,610,446,746,352.95/2,428,891.16
  6. Step 6: Final answer
    x = 1,486,458.85

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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.