Home / 2,146,919.68-2,962,296.96-1,193,043.20

Finding the Fourth Proportional to 2,146,919.68, 2,962,296.96 and 1,193,043.20

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Solution

The fourth proportional to 2,146,919.68, 2,962,296.96 and 1,193,043.20 is: 1,646,148.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,919.68 : 2,962,296.96 = 1,193,043.20 : x
  2. Step 2: Convert to fraction form
    2,146,919.68/2,962,296.96 = 1,193,043.20/x
  3. Step 3: Cross multiply
    2,146,919.68x = 2,962,296.96 × 1,193,043.20
  4. Step 4: Simplify right side
    2,146,919.68x = 3,534,148,244,508.67
  5. Step 5: Solve for x
    x = 3,534,148,244,508.67/2,146,919.68
  6. Step 6: Final answer
    x = 1,646,148.33

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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.