Home / 2,919,057.32-4,379,003.87-897,470.96

Finding the Fourth Proportional to 2,919,057.32, 4,379,003.87 and 897,470.96

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Solution

The fourth proportional to 2,919,057.32, 4,379,003.87 and 897,470.96 is: 1,346,334.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,057.32 : 4,379,003.87 = 897,470.96 : x
  2. Step 2: Convert to fraction form
    2,919,057.32/4,379,003.87 = 897,470.96/x
  3. Step 3: Cross multiply
    2,919,057.32x = 4,379,003.87 × 897,470.96
  4. Step 4: Simplify right side
    2,919,057.32x = 3,930,028,780,670.24
  5. Step 5: Solve for x
    x = 3,930,028,780,670.24/2,919,057.32
  6. Step 6: Final answer
    x = 1,346,334.91

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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.