Home / 3,380,133.96-5,066,789.22-2,118,847.32

Finding the Fourth Proportional to 3,380,133.96, 5,066,789.22 and 2,118,847.32

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Solution

The fourth proportional to 3,380,133.96, 5,066,789.22 and 2,118,847.32 is: 3,176,132.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,133.96 : 5,066,789.22 = 2,118,847.32 : x
  2. Step 2: Convert to fraction form
    3,380,133.96/5,066,789.22 = 2,118,847.32/x
  3. Step 3: Cross multiply
    3,380,133.96x = 5,066,789.22 × 2,118,847.32
  4. Step 4: Simplify right side
    3,380,133.96x = 10,735,752,759,801.89
  5. Step 5: Solve for x
    x = 10,735,752,759,801.89/3,380,133.96
  6. Step 6: Final answer
    x = 3,176,132.33

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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.