Home / 2,778,331.84-4,167,659.22-1,072,484.80

Finding the Fourth Proportional to 2,778,331.84, 4,167,659.22 and 1,072,484.80

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Solution

The fourth proportional to 2,778,331.84, 4,167,659.22 and 1,072,484.80 is: 1,608,789.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,331.84 : 4,167,659.22 = 1,072,484.80 : x
  2. Step 2: Convert to fraction form
    2,778,331.84/4,167,659.22 = 1,072,484.80/x
  3. Step 3: Cross multiply
    2,778,331.84x = 4,167,659.22 × 1,072,484.80
  4. Step 4: Simplify right side
    2,778,331.84x = 4,469,751,165,029.86
  5. Step 5: Solve for x
    x = 4,469,751,165,029.86/2,778,331.84
  6. Step 6: Final answer
    x = 1,608,789.53

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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.