Home / 2,173,958.32-3,259,884.12-911,446.96

Finding the Fourth Proportional to 2,173,958.32, 3,259,884.12 and 911,446.96

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Solution

The fourth proportional to 2,173,958.32, 3,259,884.12 and 911,446.96 is: 1,366,728.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173,958.32 : 3,259,884.12 = 911,446.96 : x
  2. Step 2: Convert to fraction form
    2,173,958.32/3,259,884.12 = 911,446.96/x
  3. Step 3: Cross multiply
    2,173,958.32x = 3,259,884.12 × 911,446.96
  4. Step 4: Simplify right side
    2,173,958.32x = 2,971,211,471,126.28
  5. Step 5: Solve for x
    x = 2,971,211,471,126.28/2,173,958.32
  6. Step 6: Final answer
    x = 1,366,728.81

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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.