Home / 2,081,121.30-3,119,608.35-957,230.10

Finding the Fourth Proportional to 2,081,121.30, 3,119,608.35 and 957,230.10

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Solution

The fourth proportional to 2,081,121.30, 3,119,608.35 and 957,230.10 is: 1,434,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,121.30 : 3,119,608.35 = 957,230.10 : x
  2. Step 2: Convert to fraction form
    2,081,121.30/3,119,608.35 = 957,230.10/x
  3. Step 3: Cross multiply
    2,081,121.30x = 3,119,608.35 × 957,230.10
  4. Step 4: Simplify right side
    2,081,121.30x = 2,986,183,012,831.34
  5. Step 5: Solve for x
    x = 2,986,183,012,831.34/2,081,121.30
  6. Step 6: Final answer
    x = 1,434,891.38

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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.