Home / 3,230,229.72-4,457,680.77-1,834,781.56

Finding the Fourth Proportional to 3,230,229.72, 4,457,680.77 and 1,834,781.56

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Solution

The fourth proportional to 3,230,229.72, 4,457,680.77 and 1,834,781.56 is: 2,531,977.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,229.72 : 4,457,680.77 = 1,834,781.56 : x
  2. Step 2: Convert to fraction form
    3,230,229.72/4,457,680.77 = 1,834,781.56/x
  3. Step 3: Cross multiply
    3,230,229.72x = 4,457,680.77 × 1,834,781.56
  4. Step 4: Simplify right side
    3,230,229.72x = 8,178,870,477,162.60
  5. Step 5: Solve for x
    x = 8,178,870,477,162.60/3,230,229.72
  6. Step 6: Final answer
    x = 2,531,977.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.