Home / 3,998,534.88-5,512,238.86-2,850,622.32

Finding the Fourth Proportional to 3,998,534.88, 5,512,238.86 and 2,850,622.32

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Solution

The fourth proportional to 3,998,534.88, 5,512,238.86 and 2,850,622.32 is: 3,929,767.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,534.88 : 5,512,238.86 = 2,850,622.32 : x
  2. Step 2: Convert to fraction form
    3,998,534.88/5,512,238.86 = 2,850,622.32/x
  3. Step 3: Cross multiply
    3,998,534.88x = 5,512,238.86 × 2,850,622.32
  4. Step 4: Simplify right side
    3,998,534.88x = 15,713,311,127,487.36
  5. Step 5: Solve for x
    x = 15,713,311,127,487.36/3,998,534.88
  6. Step 6: Final answer
    x = 3,929,767.18

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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.