Home / 3,664,208.40-5,496,689.82-1,268,049.20

Finding the Fourth Proportional to 3,664,208.40, 5,496,689.82 and 1,268,049.20

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Solution

The fourth proportional to 3,664,208.40, 5,496,689.82 and 1,268,049.20 is: 1,902,204.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664,208.40 : 5,496,689.82 = 1,268,049.20 : x
  2. Step 2: Convert to fraction form
    3,664,208.40/5,496,689.82 = 1,268,049.20/x
  3. Step 3: Cross multiply
    3,664,208.40x = 5,496,689.82 × 1,268,049.20
  4. Step 4: Simplify right side
    3,664,208.40x = 6,970,073,128,899.15
  5. Step 5: Solve for x
    x = 6,970,073,128,899.15/3,664,208.40
  6. Step 6: Final answer
    x = 1,902,204.34

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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.