Home / 938,601.38-1,395,827.92-908,707.52

Finding the Fourth Proportional to 938,601.38, 1,395,827.92 and 908,707.52

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Solution

The fourth proportional to 938,601.38, 1,395,827.92 and 908,707.52 is: 1,351,371.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,601.38 : 1,395,827.92 = 908,707.52 : x
  2. Step 2: Convert to fraction form
    938,601.38/1,395,827.92 = 908,707.52/x
  3. Step 3: Cross multiply
    938,601.38x = 1,395,827.92 × 908,707.52
  4. Step 4: Simplify right side
    938,601.38x = 1,268,399,327,529.96
  5. Step 5: Solve for x
    x = 1,268,399,327,529.96/938,601.38
  6. Step 6: Final answer
    x = 1,351,371.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.