Home / 2,056,205.87-2,837,754.52-1,138,435.03

Finding the Fourth Proportional to 2,056,205.87, 2,837,754.52 and 1,138,435.03

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Solution

The fourth proportional to 2,056,205.87, 2,837,754.52 and 1,138,435.03 is: 1,571,145.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,205.87 : 2,837,754.52 = 1,138,435.03 : x
  2. Step 2: Convert to fraction form
    2,056,205.87/2,837,754.52 = 1,138,435.03/x
  3. Step 3: Cross multiply
    2,056,205.87x = 2,837,754.52 × 1,138,435.03
  4. Step 4: Simplify right side
    2,056,205.87x = 3,230,599,146,416.66
  5. Step 5: Solve for x
    x = 3,230,599,146,416.66/2,056,205.87
  6. Step 6: Final answer
    x = 1,571,145.76

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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.