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Finding the Fourth Proportional to 2,015,858, 3,023,787 and 833,906

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Solution

The fourth proportional to 2,015,858, 3,023,787 and 833,906 is: 1,250,859

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,858 : 3,023,787 = 833,906 : x
  2. Step 2: Convert to fraction form
    2,015,858/3,023,787 = 833,906/x
  3. Step 3: Cross multiply
    2,015,858x = 3,023,787 × 833,906
  4. Step 4: Simplify right side
    2,015,858x = 2,521,554,122,022
  5. Step 5: Solve for x
    x = 2,521,554,122,022/2,015,858
  6. Step 6: Final answer
    x = 1,250,859

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.