Home / 4,145,391.27-6,218,086.50-1,619,275.05

Finding the Fourth Proportional to 4,145,391.27, 6,218,086.50 and 1,619,275.05

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Solution

The fourth proportional to 4,145,391.27, 6,218,086.50 and 1,619,275.05 is: 2,428,912.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145,391.27 : 6,218,086.50 = 1,619,275.05 : x
  2. Step 2: Convert to fraction form
    4,145,391.27/6,218,086.50 = 1,619,275.05/x
  3. Step 3: Cross multiply
    4,145,391.27x = 6,218,086.50 × 1,619,275.05
  4. Step 4: Simplify right side
    4,145,391.27x = 10,068,792,328,191.83
  5. Step 5: Solve for x
    x = 10,068,792,328,191.83/4,145,391.27
  6. Step 6: Final answer
    x = 2,428,912.42

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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.