Home / 1,093,170.30-1,505,472.39-939,088.86

Finding the Fourth Proportional to 1,093,170.30, 1,505,472.39 and 939,088.86

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Solution

The fourth proportional to 1,093,170.30, 1,505,472.39 and 939,088.86 is: 1,293,277.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,170.30 : 1,505,472.39 = 939,088.86 : x
  2. Step 2: Convert to fraction form
    1,093,170.30/1,505,472.39 = 939,088.86/x
  3. Step 3: Cross multiply
    1,093,170.30x = 1,505,472.39 × 939,088.86
  4. Step 4: Simplify right side
    1,093,170.30x = 1,413,772,350,486.58
  5. Step 5: Solve for x
    x = 1,413,772,350,486.58/1,093,170.30
  6. Step 6: Final answer
    x = 1,293,277.32

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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.