Home / 2,016,480.80-2,782,708.32-1,098,717.54

Finding the Fourth Proportional to 2,016,480.80, 2,782,708.32 and 1,098,717.54

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Solution

The fourth proportional to 2,016,480.80, 2,782,708.32 and 1,098,717.54 is: 1,516,211.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,480.80 : 2,782,708.32 = 1,098,717.54 : x
  2. Step 2: Convert to fraction form
    2,016,480.80/2,782,708.32 = 1,098,717.54/x
  3. Step 3: Cross multiply
    2,016,480.80x = 2,782,708.32 × 1,098,717.54
  4. Step 4: Simplify right side
    2,016,480.80x = 3,057,410,439,887.93
  5. Step 5: Solve for x
    x = 3,057,410,439,887.93/2,016,480.80
  6. Step 6: Final answer
    x = 1,516,211.03

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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.