Home / 3,101,874.23-4,280,511.60-1,725,213.84

Finding the Fourth Proportional to 3,101,874.23, 4,280,511.60 and 1,725,213.84

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Solution

The fourth proportional to 3,101,874.23, 4,280,511.60 and 1,725,213.84 is: 2,380,753.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101,874.23 : 4,280,511.60 = 1,725,213.84 : x
  2. Step 2: Convert to fraction form
    3,101,874.23/4,280,511.60 = 1,725,213.84/x
  3. Step 3: Cross multiply
    3,101,874.23x = 4,280,511.60 × 1,725,213.84
  4. Step 4: Simplify right side
    3,101,874.23x = 7,384,797,854,600.54
  5. Step 5: Solve for x
    x = 7,384,797,854,600.54/3,101,874.23
  6. Step 6: Final answer
    x = 2,380,753.48

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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.