Home / 3,867,999.60-5,799,958.20-1,308,334.80

Finding the Fourth Proportional to 3,867,999.60, 5,799,958.20 and 1,308,334.80

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Solution

The fourth proportional to 3,867,999.60, 5,799,958.20 and 1,308,334.80 is: 1,961,811.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,999.60 : 5,799,958.20 = 1,308,334.80 : x
  2. Step 2: Convert to fraction form
    3,867,999.60/5,799,958.20 = 1,308,334.80/x
  3. Step 3: Cross multiply
    3,867,999.60x = 5,799,958.20 × 1,308,334.80
  4. Step 4: Simplify right side
    3,867,999.60x = 7,588,287,151,605.36
  5. Step 5: Solve for x
    x = 7,588,287,151,605.36/3,867,999.60
  6. Step 6: Final answer
    x = 1,961,811.77

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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.