Home / 3,230,891.89-4,458,630.83-1,780,587.34

Finding the Fourth Proportional to 3,230,891.89, 4,458,630.83 and 1,780,587.34

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Solution

The fourth proportional to 3,230,891.89, 4,458,630.83 and 1,780,587.34 is: 2,457,210.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,891.89 : 4,458,630.83 = 1,780,587.34 : x
  2. Step 2: Convert to fraction form
    3,230,891.89/4,458,630.83 = 1,780,587.34/x
  3. Step 3: Cross multiply
    3,230,891.89x = 4,458,630.83 × 1,780,587.34
  4. Step 4: Simplify right side
    3,230,891.89x = 7,938,981,614,661.98
  5. Step 5: Solve for x
    x = 7,938,981,614,661.98/3,230,891.89
  6. Step 6: Final answer
    x = 2,457,210.54

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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.