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Finding the Fourth Proportional to 2,015,856, 3,023,784 and 833,904

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Solution

The fourth proportional to 2,015,856, 3,023,784 and 833,904 is: 1,250,856

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,856 : 3,023,784 = 833,904 : x
  2. Step 2: Convert to fraction form
    2,015,856/3,023,784 = 833,904/x
  3. Step 3: Cross multiply
    2,015,856x = 3,023,784 × 833,904
  4. Step 4: Simplify right side
    2,015,856x = 2,521,545,572,736
  5. Step 5: Solve for x
    x = 2,521,545,572,736/2,015,856
  6. Step 6: Final answer
    x = 1,250,856

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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.