Home / 4,992,452.78-6,887,735.65-3,688,847.69

Finding the Fourth Proportional to 4,992,452.78, 6,887,735.65 and 3,688,847.69

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Solution

The fourth proportional to 4,992,452.78, 6,887,735.65 and 3,688,847.69 is: 5,089,243.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992,452.78 : 6,887,735.65 = 3,688,847.69 : x
  2. Step 2: Convert to fraction form
    4,992,452.78/6,887,735.65 = 3,688,847.69/x
  3. Step 3: Cross multiply
    4,992,452.78x = 6,887,735.65 × 3,688,847.69
  4. Step 4: Simplify right side
    4,992,452.78x = 25,407,807,741,833.15
  5. Step 5: Solve for x
    x = 25,407,807,741,833.15/4,992,452.78
  6. Step 6: Final answer
    x = 5,089,243.48

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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.