Home / 1,384,276.80-2,074,471.20-1,100,452.80

Finding the Fourth Proportional to 1,384,276.80, 2,074,471.20 and 1,100,452.80

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Solution

The fourth proportional to 1,384,276.80, 2,074,471.20 and 1,100,452.80 is: 1,649,133.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,276.80 : 2,074,471.20 = 1,100,452.80 : x
  2. Step 2: Convert to fraction form
    1,384,276.80/2,074,471.20 = 1,100,452.80/x
  3. Step 3: Cross multiply
    1,384,276.80x = 2,074,471.20 × 1,100,452.80
  4. Step 4: Simplify right side
    1,384,276.80x = 2,282,857,640,559.36
  5. Step 5: Solve for x
    x = 2,282,857,640,559.36/1,384,276.80
  6. Step 6: Final answer
    x = 1,649,133.79

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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.