Home / 3,392,791.36-5,089,070.40-868,468.48

Finding the Fourth Proportional to 3,392,791.36, 5,089,070.40 and 868,468.48

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Solution

The fourth proportional to 3,392,791.36, 5,089,070.40 and 868,468.48 is: 1,302,672.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392,791.36 : 5,089,070.40 = 868,468.48 : x
  2. Step 2: Convert to fraction form
    3,392,791.36/5,089,070.40 = 868,468.48/x
  3. Step 3: Cross multiply
    3,392,791.36x = 5,089,070.40 × 868,468.48
  4. Step 4: Simplify right side
    3,392,791.36x = 4,419,697,234,900.99
  5. Step 5: Solve for x
    x = 4,419,697,234,900.99/3,392,791.36
  6. Step 6: Final answer
    x = 1,302,672.86

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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.