Home / 2,386,682.82-3,579,668.64-789,254.28

Finding the Fourth Proportional to 2,386,682.82, 3,579,668.64 and 789,254.28

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Solution

The fourth proportional to 2,386,682.82, 3,579,668.64 and 789,254.28 is: 1,183,763.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386,682.82 : 3,579,668.64 = 789,254.28 : x
  2. Step 2: Convert to fraction form
    2,386,682.82/3,579,668.64 = 789,254.28/x
  3. Step 3: Cross multiply
    2,386,682.82x = 3,579,668.64 × 789,254.28
  4. Step 4: Simplify right side
    2,386,682.82x = 2,825,268,795,101.78
  5. Step 5: Solve for x
    x = 2,825,268,795,101.78/2,386,682.82
  6. Step 6: Final answer
    x = 1,183,763.83

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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.