Home / 3,009,103.11-4,158,052.26-2,191,879.53

Finding the Fourth Proportional to 3,009,103.11, 4,158,052.26 and 2,191,879.53

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Solution

The fourth proportional to 3,009,103.11, 4,158,052.26 and 2,191,879.53 is: 3,028,792.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,103.11 : 4,158,052.26 = 2,191,879.53 : x
  2. Step 2: Convert to fraction form
    3,009,103.11/4,158,052.26 = 2,191,879.53/x
  3. Step 3: Cross multiply
    3,009,103.11x = 4,158,052.26 × 2,191,879.53
  4. Step 4: Simplify right side
    3,009,103.11x = 9,113,949,633,364.24
  5. Step 5: Solve for x
    x = 9,113,949,633,364.24/3,009,103.11
  6. Step 6: Final answer
    x = 3,028,792.73

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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.