Home / 3,392,854.37-5,089,278.31-868,505.57

Finding the Fourth Proportional to 3,392,854.37, 5,089,278.31 and 868,505.57

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Solution

The fourth proportional to 3,392,854.37, 5,089,278.31 and 868,505.57 is: 1,302,757.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392,854.37 : 5,089,278.31 = 868,505.57 : x
  2. Step 2: Convert to fraction form
    3,392,854.37/5,089,278.31 = 868,505.57/x
  3. Step 3: Cross multiply
    3,392,854.37x = 5,089,278.31 × 868,505.57
  4. Step 4: Simplify right side
    3,392,854.37x = 4,420,066,531,897.53
  5. Step 5: Solve for x
    x = 4,420,066,531,897.53/3,392,854.37
  6. Step 6: Final answer
    x = 1,302,757.52

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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.