Home / 3,416,490.60-5,122,403.10-1,620,234.60

Finding the Fourth Proportional to 3,416,490.60, 5,122,403.10 and 1,620,234.60

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Solution

The fourth proportional to 3,416,490.60, 5,122,403.10 and 1,620,234.60 is: 2,429,245.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416,490.60 : 5,122,403.10 = 1,620,234.60 : x
  2. Step 2: Convert to fraction form
    3,416,490.60/5,122,403.10 = 1,620,234.60/x
  3. Step 3: Cross multiply
    3,416,490.60x = 5,122,403.10 × 1,620,234.60
  4. Step 4: Simplify right side
    3,416,490.60x = 8,299,494,737,767.26
  5. Step 5: Solve for x
    x = 8,299,494,737,767.26/3,416,490.60
  6. Step 6: Final answer
    x = 2,429,245.59

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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.