Home / 6,979,141.02-10,469,209.29-1,861,542.06

Finding the Fourth Proportional to 6,979,141.02, 10,469,209.29 and 1,861,542.06

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Solution

The fourth proportional to 6,979,141.02, 10,469,209.29 and 1,861,542.06 is: 2,792,445.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,141.02 : 10,469,209.29 = 1,861,542.06 : x
  2. Step 2: Convert to fraction form
    6,979,141.02/10,469,209.29 = 1,861,542.06/x
  3. Step 3: Cross multiply
    6,979,141.02x = 10,469,209.29 × 1,861,542.06
  4. Step 4: Simplify right side
    6,979,141.02x = 19,488,873,428,277.73
  5. Step 5: Solve for x
    x = 19,488,873,428,277.73/6,979,141.02
  6. Step 6: Final answer
    x = 2,792,445.86

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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.