Home / 2,138,167.68-3,207,640.32-1,073,944.32

Finding the Fourth Proportional to 2,138,167.68, 3,207,640.32 and 1,073,944.32

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Solution

The fourth proportional to 2,138,167.68, 3,207,640.32 and 1,073,944.32 is: 1,611,111.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,167.68 : 3,207,640.32 = 1,073,944.32 : x
  2. Step 2: Convert to fraction form
    2,138,167.68/3,207,640.32 = 1,073,944.32/x
  3. Step 3: Cross multiply
    2,138,167.68x = 3,207,640.32 × 1,073,944.32
  4. Step 4: Simplify right side
    2,138,167.68x = 3,444,827,102,266.98
  5. Step 5: Solve for x
    x = 3,444,827,102,266.98/2,138,167.68
  6. Step 6: Final answer
    x = 1,611,111.76

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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.