Home / 3,468,844.40-5,203,266.60-2,831,115.20

Finding the Fourth Proportional to 3,468,844.40, 5,203,266.60 and 2,831,115.20

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Solution

The fourth proportional to 3,468,844.40, 5,203,266.60 and 2,831,115.20 is: 4,246,672.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468,844.40 : 5,203,266.60 = 2,831,115.20 : x
  2. Step 2: Convert to fraction form
    3,468,844.40/5,203,266.60 = 2,831,115.20/x
  3. Step 3: Cross multiply
    3,468,844.40x = 5,203,266.60 × 2,831,115.20
  4. Step 4: Simplify right side
    3,468,844.40x = 14,731,047,160,912.32
  5. Step 5: Solve for x
    x = 14,731,047,160,912.32/3,468,844.40
  6. Step 6: Final answer
    x = 4,246,672.80

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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.