Home / 3,431,740.03-4,736,221.20-1,981,433.03

Finding the Fourth Proportional to 3,431,740.03, 4,736,221.20 and 1,981,433.03

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Solution

The fourth proportional to 3,431,740.03, 4,736,221.20 and 1,981,433.03 is: 2,734,620.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,740.03 : 4,736,221.20 = 1,981,433.03 : x
  2. Step 2: Convert to fraction form
    3,431,740.03/4,736,221.20 = 1,981,433.03/x
  3. Step 3: Cross multiply
    3,431,740.03x = 4,736,221.20 × 1,981,433.03
  4. Step 4: Simplify right side
    3,431,740.03x = 9,384,505,099,385.13
  5. Step 5: Solve for x
    x = 9,384,505,099,385.13/3,431,740.03
  6. Step 6: Final answer
    x = 2,734,620.05

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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.