Home / 3,619,687.46-5,430,231.04-1,375,650.50

Finding the Fourth Proportional to 3,619,687.46, 5,430,231.04 and 1,375,650.50

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Solution

The fourth proportional to 3,619,687.46, 5,430,231.04 and 1,375,650.50 is: 2,063,741.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,687.46 : 5,430,231.04 = 1,375,650.50 : x
  2. Step 2: Convert to fraction form
    3,619,687.46/5,430,231.04 = 1,375,650.50/x
  3. Step 3: Cross multiply
    3,619,687.46x = 5,430,231.04 × 1,375,650.50
  4. Step 4: Simplify right side
    3,619,687.46x = 7,470,100,045,291.52
  5. Step 5: Solve for x
    x = 7,470,100,045,291.52/3,619,687.46
  6. Step 6: Final answer
    x = 2,063,741.73

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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.