Home / 3,919,366.74-5,876,761.96-1,520,408.17

Finding the Fourth Proportional to 3,919,366.74, 5,876,761.96 and 1,520,408.17

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Solution

The fourth proportional to 3,919,366.74, 5,876,761.96 and 1,520,408.17 is: 2,279,724.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,366.74 : 5,876,761.96 = 1,520,408.17 : x
  2. Step 2: Convert to fraction form
    3,919,366.74/5,876,761.96 = 1,520,408.17/x
  3. Step 3: Cross multiply
    3,919,366.74x = 5,876,761.96 × 1,520,408.17
  4. Step 4: Simplify right side
    3,919,366.74x = 8,935,076,860,143.36
  5. Step 5: Solve for x
    x = 8,935,076,860,143.36/3,919,366.74
  6. Step 6: Final answer
    x = 2,279,724.62

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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.