Home / 3,922,378.08-5,413,020.56-2,180,082.24

Finding the Fourth Proportional to 3,922,378.08, 5,413,020.56 and 2,180,082.24

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Solution

The fourth proportional to 3,922,378.08, 5,413,020.56 and 2,180,082.24 is: 3,008,590.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922,378.08 : 5,413,020.56 = 2,180,082.24 : x
  2. Step 2: Convert to fraction form
    3,922,378.08/5,413,020.56 = 2,180,082.24/x
  3. Step 3: Cross multiply
    3,922,378.08x = 5,413,020.56 × 2,180,082.24
  4. Step 4: Simplify right side
    3,922,378.08x = 11,800,829,987,610.86
  5. Step 5: Solve for x
    x = 11,800,829,987,610.86/3,922,378.08
  6. Step 6: Final answer
    x = 3,008,590.64

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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.