Home / 4,279,176.88-5,905,251.92-2,345,431.48

Finding the Fourth Proportional to 4,279,176.88, 5,905,251.92 and 2,345,431.48

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Solution

The fourth proportional to 4,279,176.88, 5,905,251.92 and 2,345,431.48 is: 3,236,688.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279,176.88 : 5,905,251.92 = 2,345,431.48 : x
  2. Step 2: Convert to fraction form
    4,279,176.88/5,905,251.92 = 2,345,431.48/x
  3. Step 3: Cross multiply
    4,279,176.88x = 5,905,251.92 × 2,345,431.48
  4. Step 4: Simplify right side
    4,279,176.88x = 13,850,363,750,498.44
  5. Step 5: Solve for x
    x = 13,850,363,750,498.44/4,279,176.88
  6. Step 6: Final answer
    x = 3,236,688.77

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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.