Home / 938,606.88-1,395,836.12-908,713.02

Finding the Fourth Proportional to 938,606.88, 1,395,836.12 and 908,713.02

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Solution

The fourth proportional to 938,606.88, 1,395,836.12 and 908,713.02 is: 1,351,379.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,606.88 : 1,395,836.12 = 908,713.02 : x
  2. Step 2: Convert to fraction form
    938,606.88/1,395,836.12 = 908,713.02/x
  3. Step 3: Cross multiply
    938,606.88x = 1,395,836.12 × 908,713.02
  4. Step 4: Simplify right side
    938,606.88x = 1,268,414,451,486.72
  5. Step 5: Solve for x
    x = 1,268,414,451,486.72/938,606.88
  6. Step 6: Final answer
    x = 1,351,379.88

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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.