Home / 3,498,758.22-5,247,782.62-939,640.62

Finding the Fourth Proportional to 3,498,758.22, 5,247,782.62 and 939,640.62

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Solution

The fourth proportional to 3,498,758.22, 5,247,782.62 and 939,640.62 is: 1,409,365.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498,758.22 : 5,247,782.62 = 939,640.62 : x
  2. Step 2: Convert to fraction form
    3,498,758.22/5,247,782.62 = 939,640.62/x
  3. Step 3: Cross multiply
    3,498,758.22x = 5,247,782.62 × 939,640.62
  4. Step 4: Simplify right side
    3,498,758.22x = 4,931,029,714,682.02
  5. Step 5: Solve for x
    x = 4,931,029,714,682.02/3,498,758.22
  6. Step 6: Final answer
    x = 1,409,365.67

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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.