Home / 5,787,440.06-8,680,314.92-1,687,659.54

Finding the Fourth Proportional to 5,787,440.06, 8,680,314.92 and 1,687,659.54

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Solution

The fourth proportional to 5,787,440.06, 8,680,314.92 and 1,687,659.54 is: 2,531,242.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,787,440.06 : 8,680,314.92 = 1,687,659.54 : x
  2. Step 2: Convert to fraction form
    5,787,440.06/8,680,314.92 = 1,687,659.54/x
  3. Step 3: Cross multiply
    5,787,440.06x = 8,680,314.92 × 1,687,659.54
  4. Step 4: Simplify right side
    5,787,440.06x = 14,649,416,284,942.34
  5. Step 5: Solve for x
    x = 14,649,416,284,942.34/5,787,440.06
  6. Step 6: Final answer
    x = 2,531,242.85

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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.