Home / 5,067,440.21-7,601,160.30-1,280,923.08

Finding the Fourth Proportional to 5,067,440.21, 7,601,160.30 and 1,280,923.08

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Solution

The fourth proportional to 5,067,440.21, 7,601,160.30 and 1,280,923.08 is: 1,921,384.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067,440.21 : 7,601,160.30 = 1,280,923.08 : x
  2. Step 2: Convert to fraction form
    5,067,440.21/7,601,160.30 = 1,280,923.08/x
  3. Step 3: Cross multiply
    5,067,440.21x = 7,601,160.30 × 1,280,923.08
  4. Step 4: Simplify right side
    5,067,440.21x = 9,736,501,663,049.73
  5. Step 5: Solve for x
    x = 9,736,501,663,049.73/5,067,440.21
  6. Step 6: Final answer
    x = 1,921,384.62

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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.