Home / 1,550,629.86-2,325,942.97-485,754.86

Finding the Fourth Proportional to 1,550,629.86, 2,325,942.97 and 485,754.86

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Solution

The fourth proportional to 1,550,629.86, 2,325,942.97 and 485,754.86 is: 728,631.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,629.86 : 2,325,942.97 = 485,754.86 : x
  2. Step 2: Convert to fraction form
    1,550,629.86/2,325,942.97 = 485,754.86/x
  3. Step 3: Cross multiply
    1,550,629.86x = 2,325,942.97 × 485,754.86
  4. Step 4: Simplify right side
    1,550,629.86x = 1,129,838,088,916.23
  5. Step 5: Solve for x
    x = 1,129,838,088,916.23/1,550,629.86
  6. Step 6: Final answer
    x = 728,631.71

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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.