Home / 5,299,371.20-7,950,229.68-1,933,568.48

Finding the Fourth Proportional to 5,299,371.20, 7,950,229.68 and 1,933,568.48

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Solution

The fourth proportional to 5,299,371.20, 7,950,229.68 and 1,933,568.48 is: 2,900,780.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299,371.20 : 7,950,229.68 = 1,933,568.48 : x
  2. Step 2: Convert to fraction form
    5,299,371.20/7,950,229.68 = 1,933,568.48/x
  3. Step 3: Cross multiply
    5,299,371.20x = 7,950,229.68 × 1,933,568.48
  4. Step 4: Simplify right side
    5,299,371.20x = 15,372,313,518,008.49
  5. Step 5: Solve for x
    x = 15,372,313,518,008.49/5,299,371.20
  6. Step 6: Final answer
    x = 2,900,780.67

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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.