Home / 4,782,014.72-7,171,622.40-3,938,474.24

Finding the Fourth Proportional to 4,782,014.72, 7,171,622.40 and 3,938,474.24

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Solution

The fourth proportional to 4,782,014.72, 7,171,622.40 and 3,938,474.24 is: 5,906,558.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782,014.72 : 7,171,622.40 = 3,938,474.24 : x
  2. Step 2: Convert to fraction form
    4,782,014.72/7,171,622.40 = 3,938,474.24/x
  3. Step 3: Cross multiply
    4,782,014.72x = 7,171,622.40 × 3,938,474.24
  4. Step 4: Simplify right side
    4,782,014.72x = 28,245,250,081,406.98
  5. Step 5: Solve for x
    x = 28,245,250,081,406.98/4,782,014.72
  6. Step 6: Final answer
    x = 5,906,558.58

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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.