Home / 2,838,508-3,917,300.88-1,631,361.76

Finding the Fourth Proportional to 2,838,508, 3,917,300.88 and 1,631,361.76

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Solution

The fourth proportional to 2,838,508, 3,917,300.88 and 1,631,361.76 is: 2,251,371.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,508 : 3,917,300.88 = 1,631,361.76 : x
  2. Step 2: Convert to fraction form
    2,838,508/3,917,300.88 = 1,631,361.76/x
  3. Step 3: Cross multiply
    2,838,508x = 3,917,300.88 × 1,631,361.76
  4. Step 4: Simplify right side
    2,838,508x = 6,390,534,858,046.35
  5. Step 5: Solve for x
    x = 6,390,534,858,046.35/2,838,508
  6. Step 6: Final answer
    x = 2,251,371.09

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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.