Home / 3,933,540.88-5,427,955.74-2,405,352.76

Finding the Fourth Proportional to 3,933,540.88, 5,427,955.74 and 2,405,352.76

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Solution

The fourth proportional to 3,933,540.88, 5,427,955.74 and 2,405,352.76 is: 3,319,184.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,540.88 : 5,427,955.74 = 2,405,352.76 : x
  2. Step 2: Convert to fraction form
    3,933,540.88/5,427,955.74 = 2,405,352.76/x
  3. Step 3: Cross multiply
    3,933,540.88x = 5,427,955.74 × 2,405,352.76
  4. Step 4: Simplify right side
    3,933,540.88x = 13,056,148,320,366.84
  5. Step 5: Solve for x
    x = 13,056,148,320,366.84/3,933,540.88
  6. Step 6: Final answer
    x = 3,319,184.60

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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.