Home / 1,789,121.52-2,468,803.37-1,063,829.12

Finding the Fourth Proportional to 1,789,121.52, 2,468,803.37 and 1,063,829.12

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Solution

The fourth proportional to 1,789,121.52, 2,468,803.37 and 1,063,829.12 is: 1,467,974.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,121.52 : 2,468,803.37 = 1,063,829.12 : x
  2. Step 2: Convert to fraction form
    1,789,121.52/2,468,803.37 = 1,063,829.12/x
  3. Step 3: Cross multiply
    1,789,121.52x = 2,468,803.37 × 1,063,829.12
  4. Step 4: Simplify right side
    1,789,121.52x = 2,626,384,898,896.97
  5. Step 5: Solve for x
    x = 2,626,384,898,896.97/1,789,121.52
  6. Step 6: Final answer
    x = 1,467,974.57

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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.