Home / 5,509,449.75-8,259,441.53-1,914,749.67

Finding the Fourth Proportional to 5,509,449.75, 8,259,441.53 and 1,914,749.67

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Solution

The fourth proportional to 5,509,449.75, 8,259,441.53 and 1,914,749.67 is: 2,870,479.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509,449.75 : 8,259,441.53 = 1,914,749.67 : x
  2. Step 2: Convert to fraction form
    5,509,449.75/8,259,441.53 = 1,914,749.67/x
  3. Step 3: Cross multiply
    5,509,449.75x = 8,259,441.53 × 1,914,749.67
  4. Step 4: Simplify right side
    5,509,449.75x = 15,814,762,934,378.05
  5. Step 5: Solve for x
    x = 15,814,762,934,378.05/5,509,449.75
  6. Step 6: Final answer
    x = 2,870,479.57

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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.