Home / 3,512,520.20-5,269,618.87-1,116,369.19

Finding the Fourth Proportional to 3,512,520.20, 5,269,618.87 and 1,116,369.19

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Solution

The fourth proportional to 3,512,520.20, 5,269,618.87 and 1,116,369.19 is: 1,674,820.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512,520.20 : 5,269,618.87 = 1,116,369.19 : x
  2. Step 2: Convert to fraction form
    3,512,520.20/5,269,618.87 = 1,116,369.19/x
  3. Step 3: Cross multiply
    3,512,520.20x = 5,269,618.87 × 1,116,369.19
  4. Step 4: Simplify right side
    3,512,520.20x = 5,882,840,129,944.69
  5. Step 5: Solve for x
    x = 5,882,840,129,944.69/3,512,520.20
  6. Step 6: Final answer
    x = 1,674,820.30

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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.