Home / 3,516,793.56-5,274,452.21-991,858.32

Finding the Fourth Proportional to 3,516,793.56, 5,274,452.21 and 991,858.32

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Solution

The fourth proportional to 3,516,793.56, 5,274,452.21 and 991,858.32 is: 1,487,579.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,793.56 : 5,274,452.21 = 991,858.32 : x
  2. Step 2: Convert to fraction form
    3,516,793.56/5,274,452.21 = 991,858.32/x
  3. Step 3: Cross multiply
    3,516,793.56x = 5,274,452.21 × 991,858.32
  4. Step 4: Simplify right side
    3,516,793.56x = 5,231,509,302,971.60
  5. Step 5: Solve for x
    x = 5,231,509,302,971.60/3,516,793.56
  6. Step 6: Final answer
    x = 1,487,579.30

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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.