Home / 2,864,120.41-3,952,481.35-1,640,821.96

Finding the Fourth Proportional to 2,864,120.41, 3,952,481.35 and 1,640,821.96

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Solution

The fourth proportional to 2,864,120.41, 3,952,481.35 and 1,640,821.96 is: 2,264,331.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,120.41 : 3,952,481.35 = 1,640,821.96 : x
  2. Step 2: Convert to fraction form
    2,864,120.41/3,952,481.35 = 1,640,821.96/x
  3. Step 3: Cross multiply
    2,864,120.41x = 3,952,481.35 × 1,640,821.96
  4. Step 4: Simplify right side
    2,864,120.41x = 6,485,318,167,603.93
  5. Step 5: Solve for x
    x = 6,485,318,167,603.93/2,864,120.41
  6. Step 6: Final answer
    x = 2,264,331.54

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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.