Home / 2,894,214-3,994,015.32-1,605,251.76

Finding the Fourth Proportional to 2,894,214, 3,994,015.32 and 1,605,251.76

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Solution

The fourth proportional to 2,894,214, 3,994,015.32 and 1,605,251.76 is: 2,215,247.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894,214 : 3,994,015.32 = 1,605,251.76 : x
  2. Step 2: Convert to fraction form
    2,894,214/3,994,015.32 = 1,605,251.76/x
  3. Step 3: Cross multiply
    2,894,214x = 3,994,015.32 × 1,605,251.76
  4. Step 4: Simplify right side
    2,894,214x = 6,411,400,121,896.96
  5. Step 5: Solve for x
    x = 6,411,400,121,896.96/2,894,214
  6. Step 6: Final answer
    x = 2,215,247.43

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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.