Home / 1,367,135.27-1,886,640.55-755,288.13

Finding the Fourth Proportional to 1,367,135.27, 1,886,640.55 and 755,288.13

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Solution

The fourth proportional to 1,367,135.27, 1,886,640.55 and 755,288.13 is: 1,042,294.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,135.27 : 1,886,640.55 = 755,288.13 : x
  2. Step 2: Convert to fraction form
    1,367,135.27/1,886,640.55 = 755,288.13/x
  3. Step 3: Cross multiply
    1,367,135.27x = 1,886,640.55 × 755,288.13
  4. Step 4: Simplify right side
    1,367,135.27x = 1,424,957,212,991.67
  5. Step 5: Solve for x
    x = 1,424,957,212,991.67/1,367,135.27
  6. Step 6: Final answer
    x = 1,042,294.24

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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.