Home / 3,315,912.54-4,973,868.50-919,757.27

Finding the Fourth Proportional to 3,315,912.54, 4,973,868.50 and 919,757.27

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Solution

The fourth proportional to 3,315,912.54, 4,973,868.50 and 919,757.27 is: 1,379,635.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,912.54 : 4,973,868.50 = 919,757.27 : x
  2. Step 2: Convert to fraction form
    3,315,912.54/4,973,868.50 = 919,757.27/x
  3. Step 3: Cross multiply
    3,315,912.54x = 4,973,868.50 × 919,757.27
  4. Step 4: Simplify right side
    3,315,912.54x = 4,574,751,720,734.88
  5. Step 5: Solve for x
    x = 4,574,751,720,734.88/3,315,912.54
  6. Step 6: Final answer
    x = 1,379,635.82

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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.