Home / 1,367,288.52-1,886,896.19-755,480.68

Finding the Fourth Proportional to 1,367,288.52, 1,886,896.19 and 755,480.68

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Solution

The fourth proportional to 1,367,288.52, 1,886,896.19 and 755,480.68 is: 1,042,584.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,288.52 : 1,886,896.19 = 755,480.68 : x
  2. Step 2: Convert to fraction form
    1,367,288.52/1,886,896.19 = 755,480.68/x
  3. Step 3: Cross multiply
    1,367,288.52x = 1,886,896.19 × 755,480.68
  4. Step 4: Simplify right side
    1,367,288.52x = 1,425,513,616,710.61
  5. Step 5: Solve for x
    x = 1,425,513,616,710.61/1,367,288.52
  6. Step 6: Final answer
    x = 1,042,584.35

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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.