Home / 1,431,023.94-2,146,635.27-484,074.54

Finding the Fourth Proportional to 1,431,023.94, 2,146,635.27 and 484,074.54

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Solution

The fourth proportional to 1,431,023.94, 2,146,635.27 and 484,074.54 is: 726,145.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,023.94 : 2,146,635.27 = 484,074.54 : x
  2. Step 2: Convert to fraction form
    1,431,023.94/2,146,635.27 = 484,074.54/x
  3. Step 3: Cross multiply
    1,431,023.94x = 2,146,635.27 × 484,074.54
  4. Step 4: Simplify right side
    1,431,023.94x = 1,039,131,480,873.03
  5. Step 5: Solve for x
    x = 1,039,131,480,873.03/1,431,023.94
  6. Step 6: Final answer
    x = 726,145.42

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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.