Home / 3,781,801.67-5,672,751.87-1,257,456.92

Finding the Fourth Proportional to 3,781,801.67, 5,672,751.87 and 1,257,456.92

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Solution

The fourth proportional to 3,781,801.67, 5,672,751.87 and 1,257,456.92 is: 1,886,201.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,801.67 : 5,672,751.87 = 1,257,456.92 : x
  2. Step 2: Convert to fraction form
    3,781,801.67/5,672,751.87 = 1,257,456.92/x
  3. Step 3: Cross multiply
    3,781,801.67x = 5,672,751.87 × 1,257,456.92
  4. Step 4: Simplify right side
    3,781,801.67x = 7,133,241,094,374.44
  5. Step 5: Solve for x
    x = 7,133,241,094,374.44/3,781,801.67
  6. Step 6: Final answer
    x = 1,886,201.79

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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.