Home / 2,235,057.68-3,084,379.44-1,216,469.72

Finding the Fourth Proportional to 2,235,057.68, 3,084,379.44 and 1,216,469.72

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Solution

The fourth proportional to 2,235,057.68, 3,084,379.44 and 1,216,469.72 is: 1,678,728.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,057.68 : 3,084,379.44 = 1,216,469.72 : x
  2. Step 2: Convert to fraction form
    2,235,057.68/3,084,379.44 = 1,216,469.72/x
  3. Step 3: Cross multiply
    2,235,057.68x = 3,084,379.44 × 1,216,469.72
  4. Step 4: Simplify right side
    2,235,057.68x = 3,752,054,193,750.56
  5. Step 5: Solve for x
    x = 3,752,054,193,750.56/2,235,057.68
  6. Step 6: Final answer
    x = 1,678,728.13

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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.