Home / 2,843,493.12-3,923,912.32-1,554,321.92

Finding the Fourth Proportional to 2,843,493.12, 3,923,912.32 and 1,554,321.92

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Solution

The fourth proportional to 2,843,493.12, 3,923,912.32 and 1,554,321.92 is: 2,144,905.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843,493.12 : 3,923,912.32 = 1,554,321.92 : x
  2. Step 2: Convert to fraction form
    2,843,493.12/3,923,912.32 = 1,554,321.92/x
  3. Step 3: Cross multiply
    2,843,493.12x = 3,923,912.32 × 1,554,321.92
  4. Step 4: Simplify right side
    2,843,493.12x = 6,099,022,931,134.05
  5. Step 5: Solve for x
    x = 6,099,022,931,134.05/2,843,493.12
  6. Step 6: Final answer
    x = 2,144,905.11

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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.