Home / 2,021,544.92-2,789,710.80-1,103,771.22

Finding the Fourth Proportional to 2,021,544.92, 2,789,710.80 and 1,103,771.22

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Solution

The fourth proportional to 2,021,544.92, 2,789,710.80 and 1,103,771.22 is: 1,523,192.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,544.92 : 2,789,710.80 = 1,103,771.22 : x
  2. Step 2: Convert to fraction form
    2,021,544.92/2,789,710.80 = 1,103,771.22/x
  3. Step 3: Cross multiply
    2,021,544.92x = 2,789,710.80 × 1,103,771.22
  4. Step 4: Simplify right side
    2,021,544.92x = 3,079,202,493,163.18
  5. Step 5: Solve for x
    x = 3,079,202,493,163.18/2,021,544.92
  6. Step 6: Final answer
    x = 1,523,192.72

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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.