Home / 2,145,183.60-3,215,727.40-796,985.20

Finding the Fourth Proportional to 2,145,183.60, 3,215,727.40 and 796,985.20

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Solution

The fourth proportional to 2,145,183.60, 3,215,727.40 and 796,985.20 is: 1,194,716.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,183.60 : 3,215,727.40 = 796,985.20 : x
  2. Step 2: Convert to fraction form
    2,145,183.60/3,215,727.40 = 796,985.20/x
  3. Step 3: Cross multiply
    2,145,183.60x = 3,215,727.40 × 796,985.20
  4. Step 4: Simplify right side
    2,145,183.60x = 2,562,887,145,034.48
  5. Step 5: Solve for x
    x = 2,562,887,145,034.48/2,145,183.60
  6. Step 6: Final answer
    x = 1,194,716.92

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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.