Home / 1,998,563.36-2,997,817.31-482,233.64

Finding the Fourth Proportional to 1,998,563.36, 2,997,817.31 and 482,233.64

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Solution

The fourth proportional to 1,998,563.36, 2,997,817.31 and 482,233.64 is: 723,343.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,563.36 : 2,997,817.31 = 482,233.64 : x
  2. Step 2: Convert to fraction form
    1,998,563.36/2,997,817.31 = 482,233.64/x
  3. Step 3: Cross multiply
    1,998,563.36x = 2,997,817.31 × 482,233.64
  4. Step 4: Simplify right side
    1,998,563.36x = 1,445,648,336,056.05
  5. Step 5: Solve for x
    x = 1,445,648,336,056.05/1,998,563.36
  6. Step 6: Final answer
    x = 723,343.76

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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.