Home / 2,251,680.48-3,107,295.72-1,219,170.48

Finding the Fourth Proportional to 2,251,680.48, 3,107,295.72 and 1,219,170.48

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Solution

The fourth proportional to 2,251,680.48, 3,107,295.72 and 1,219,170.48 is: 1,682,442.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,680.48 : 3,107,295.72 = 1,219,170.48 : x
  2. Step 2: Convert to fraction form
    2,251,680.48/3,107,295.72 = 1,219,170.48/x
  3. Step 3: Cross multiply
    2,251,680.48x = 3,107,295.72 × 1,219,170.48
  4. Step 4: Simplify right side
    2,251,680.48x = 3,788,323,214,454.35
  5. Step 5: Solve for x
    x = 3,788,323,214,454.35/2,251,680.48
  6. Step 6: Final answer
    x = 1,682,442.62

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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.