Home / 2,056,716.92-2,838,266.78-1,138,944.95

Finding the Fourth Proportional to 2,056,716.92, 2,838,266.78 and 1,138,944.95

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Solution

The fourth proportional to 2,056,716.92, 2,838,266.78 and 1,138,944.95 is: 1,571,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,716.92 : 2,838,266.78 = 1,138,944.95 : x
  2. Step 2: Convert to fraction form
    2,056,716.92/2,838,266.78 = 1,138,944.95/x
  3. Step 3: Cross multiply
    2,056,716.92x = 2,838,266.78 × 1,138,944.95
  4. Step 4: Simplify right side
    2,056,716.92x = 3,232,629,595,947.70
  5. Step 5: Solve for x
    x = 3,232,629,595,947.70/2,056,716.92
  6. Step 6: Final answer
    x = 1,571,742.60

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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.