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Finding the Fourth Proportional to 4,509,498.88, 6,764,170.38 and 1,517,682.88

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Solution

The fourth proportional to 4,509,498.88, 6,764,170.38 and 1,517,682.88 is: 2,276,498.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509,498.88 : 6,764,170.38 = 1,517,682.88 : x
  2. Step 2: Convert to fraction form
    4,509,498.88/6,764,170.38 = 1,517,682.88/x
  3. Step 3: Cross multiply
    4,509,498.88x = 6,764,170.38 × 1,517,682.88
  4. Step 4: Simplify right side
    4,509,498.88x = 10,265,865,583,129.09
  5. Step 5: Solve for x
    x = 10,265,865,583,129.09/4,509,498.88
  6. Step 6: Final answer
    x = 2,276,498.09

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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.