Home / 2,783,644.46-4,170,030.81-1,322,611.63

Finding the Fourth Proportional to 2,783,644.46, 4,170,030.81 and 1,322,611.63

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Solution

The fourth proportional to 2,783,644.46, 4,170,030.81 and 1,322,611.63 is: 1,981,334.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,644.46 : 4,170,030.81 = 1,322,611.63 : x
  2. Step 2: Convert to fraction form
    2,783,644.46/4,170,030.81 = 1,322,611.63/x
  3. Step 3: Cross multiply
    2,783,644.46x = 4,170,030.81 × 1,322,611.63
  4. Step 4: Simplify right side
    2,783,644.46x = 5,515,331,240,442.30
  5. Step 5: Solve for x
    x = 5,515,331,240,442.30/2,783,644.46
  6. Step 6: Final answer
    x = 1,981,334.66

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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.