Home / 4,620,665.64-6,373,793.12-2,898,796.80

Finding the Fourth Proportional to 4,620,665.64, 6,373,793.12 and 2,898,796.80

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Solution

The fourth proportional to 4,620,665.64, 6,373,793.12 and 2,898,796.80 is: 3,998,629.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,665.64 : 6,373,793.12 = 2,898,796.80 : x
  2. Step 2: Convert to fraction form
    4,620,665.64/6,373,793.12 = 2,898,796.80/x
  3. Step 3: Cross multiply
    4,620,665.64x = 6,373,793.12 × 2,898,796.80
  4. Step 4: Simplify right side
    4,620,665.64x = 18,476,331,100,118.02
  5. Step 5: Solve for x
    x = 18,476,331,100,118.02/4,620,665.64
  6. Step 6: Final answer
    x = 3,998,629.75

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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.