Home / 1,367,285.26-1,886,891.70-755,477.43

Finding the Fourth Proportional to 1,367,285.26, 1,886,891.70 and 755,477.43

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Solution

The fourth proportional to 1,367,285.26, 1,886,891.70 and 755,477.43 is: 1,042,579.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,285.26 : 1,886,891.70 = 755,477.43 : x
  2. Step 2: Convert to fraction form
    1,367,285.26/1,886,891.70 = 755,477.43/x
  3. Step 3: Cross multiply
    1,367,285.26x = 1,886,891.70 × 755,477.43
  4. Step 4: Simplify right side
    1,367,285.26x = 1,425,504,092,204.33
  5. Step 5: Solve for x
    x = 1,425,504,092,204.33/1,367,285.26
  6. Step 6: Final answer
    x = 1,042,579.87

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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.