Home / 3,820,165.58-5,272,215.18-2,188,789.34

Finding the Fourth Proportional to 3,820,165.58, 5,272,215.18 and 2,188,789.34

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Solution

The fourth proportional to 3,820,165.58, 5,272,215.18 and 2,188,789.34 is: 3,020,750.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,165.58 : 5,272,215.18 = 2,188,789.34 : x
  2. Step 2: Convert to fraction form
    3,820,165.58/5,272,215.18 = 2,188,789.34/x
  3. Step 3: Cross multiply
    3,820,165.58x = 5,272,215.18 × 2,188,789.34
  4. Step 4: Simplify right side
    3,820,165.58x = 11,539,768,384,170.18
  5. Step 5: Solve for x
    x = 11,539,768,384,170.18/3,820,165.58
  6. Step 6: Final answer
    x = 3,020,750.84

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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.