Home / 1,431,523.73-2,147,229.51-484,894.42

Finding the Fourth Proportional to 1,431,523.73, 2,147,229.51 and 484,894.42

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Solution

The fourth proportional to 1,431,523.73, 2,147,229.51 and 484,894.42 is: 727,322.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,523.73 : 2,147,229.51 = 484,894.42 : x
  2. Step 2: Convert to fraction form
    1,431,523.73/2,147,229.51 = 484,894.42/x
  3. Step 3: Cross multiply
    1,431,523.73x = 2,147,229.51 × 484,894.42
  4. Step 4: Simplify right side
    1,431,523.73x = 1,041,179,600,671.91
  5. Step 5: Solve for x
    x = 1,041,179,600,671.91/1,431,523.73
  6. Step 6: Final answer
    x = 727,322.63

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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.