Home / 2,629,898.55-3,944,847.83-1,678,116.15

Finding the Fourth Proportional to 2,629,898.55, 3,944,847.83 and 1,678,116.15

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Solution

The fourth proportional to 2,629,898.55, 3,944,847.83 and 1,678,116.15 is: 2,517,174.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629,898.55 : 3,944,847.83 = 1,678,116.15 : x
  2. Step 2: Convert to fraction form
    2,629,898.55/3,944,847.83 = 1,678,116.15/x
  3. Step 3: Cross multiply
    2,629,898.55x = 3,944,847.83 × 1,678,116.15
  4. Step 4: Simplify right side
    2,629,898.55x = 6,619,912,844,424.87
  5. Step 5: Solve for x
    x = 6,619,912,844,424.87/2,629,898.55
  6. Step 6: Final answer
    x = 2,517,174.23

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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.