Home / 2,407,639.92-3,322,521.90-1,319,891.73

Finding the Fourth Proportional to 2,407,639.92, 3,322,521.90 and 1,319,891.73

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Solution

The fourth proportional to 2,407,639.92, 3,322,521.90 and 1,319,891.73 is: 1,821,438.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407,639.92 : 3,322,521.90 = 1,319,891.73 : x
  2. Step 2: Convert to fraction form
    2,407,639.92/3,322,521.90 = 1,319,891.73/x
  3. Step 3: Cross multiply
    2,407,639.92x = 3,322,521.90 × 1,319,891.73
  4. Step 4: Simplify right side
    2,407,639.92x = 4,385,369,178,553.89
  5. Step 5: Solve for x
    x = 4,385,369,178,553.89/2,407,639.92
  6. Step 6: Final answer
    x = 1,821,438.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.