Home / 3,682,905.20-5,080,648.95-2,861,487.47

Finding the Fourth Proportional to 3,682,905.20, 5,080,648.95 and 2,861,487.47

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Solution

The fourth proportional to 3,682,905.20, 5,080,648.95 and 2,861,487.47 is: 3,947,485.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682,905.20 : 5,080,648.95 = 2,861,487.47 : x
  2. Step 2: Convert to fraction form
    3,682,905.20/5,080,648.95 = 2,861,487.47/x
  3. Step 3: Cross multiply
    3,682,905.20x = 5,080,648.95 × 2,861,487.47
  4. Step 4: Simplify right side
    3,682,905.20x = 14,538,213,322,595.28
  5. Step 5: Solve for x
    x = 14,538,213,322,595.28/3,682,905.20
  6. Step 6: Final answer
    x = 3,947,485.08

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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.