Home / 3,286,737.60-4,938,400.80-2,089,233.60

Finding the Fourth Proportional to 3,286,737.60, 4,938,400.80 and 2,089,233.60

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Solution

The fourth proportional to 3,286,737.60, 4,938,400.80 and 2,089,233.60 is: 3,139,122.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,737.60 : 4,938,400.80 = 2,089,233.60 : x
  2. Step 2: Convert to fraction form
    3,286,737.60/4,938,400.80 = 2,089,233.60/x
  3. Step 3: Cross multiply
    3,286,737.60x = 4,938,400.80 × 2,089,233.60
  4. Step 4: Simplify right side
    3,286,737.60x = 10,317,472,881,626.88
  5. Step 5: Solve for x
    x = 10,317,472,881,626.88/3,286,737.60
  6. Step 6: Final answer
    x = 3,139,122.78

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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.