Home / 3,114,540.40-4,672,685.40-1,517,155.60

Finding the Fourth Proportional to 3,114,540.40, 4,672,685.40 and 1,517,155.60

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Solution

The fourth proportional to 3,114,540.40, 4,672,685.40 and 1,517,155.60 is: 2,276,159.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,540.40 : 4,672,685.40 = 1,517,155.60 : x
  2. Step 2: Convert to fraction form
    3,114,540.40/4,672,685.40 = 1,517,155.60/x
  3. Step 3: Cross multiply
    3,114,540.40x = 4,672,685.40 × 1,517,155.60
  4. Step 4: Simplify right side
    3,114,540.40x = 7,089,190,821,648.24
  5. Step 5: Solve for x
    x = 7,089,190,821,648.24/3,114,540.40
  6. Step 6: Final answer
    x = 2,276,159.53

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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.