Home / 4,758,976.52-7,138,464.60-1,393,183.52

Finding the Fourth Proportional to 4,758,976.52, 7,138,464.60 and 1,393,183.52

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Solution

The fourth proportional to 4,758,976.52, 7,138,464.60 and 1,393,183.52 is: 2,089,775.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,758,976.52 : 7,138,464.60 = 1,393,183.52 : x
  2. Step 2: Convert to fraction form
    4,758,976.52/7,138,464.60 = 1,393,183.52/x
  3. Step 3: Cross multiply
    4,758,976.52x = 7,138,464.60 × 1,393,183.52
  4. Step 4: Simplify right side
    4,758,976.52x = 9,945,191,238,823.39
  5. Step 5: Solve for x
    x = 9,945,191,238,823.39/4,758,976.52
  6. Step 6: Final answer
    x = 2,089,775.23

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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.