Home / 3,867,794.60-5,799,650.70-1,308,129.80

Finding the Fourth Proportional to 3,867,794.60, 5,799,650.70 and 1,308,129.80

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Solution

The fourth proportional to 3,867,794.60, 5,799,650.70 and 1,308,129.80 is: 1,961,504.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,794.60 : 5,799,650.70 = 1,308,129.80 : x
  2. Step 2: Convert to fraction form
    3,867,794.60/5,799,650.70 = 1,308,129.80/x
  3. Step 3: Cross multiply
    3,867,794.60x = 5,799,650.70 × 1,308,129.80
  4. Step 4: Simplify right side
    3,867,794.60x = 7,586,695,910,260.86
  5. Step 5: Solve for x
    x = 7,586,695,910,260.86/3,867,794.60
  6. Step 6: Final answer
    x = 1,961,504.34

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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.