Home / 3,203,445.15-4,802,378.09-1,308,978.27

Finding the Fourth Proportional to 3,203,445.15, 4,802,378.09 and 1,308,978.27

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Solution

The fourth proportional to 3,203,445.15, 4,802,378.09 and 1,308,978.27 is: 1,962,327.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203,445.15 : 4,802,378.09 = 1,308,978.27 : x
  2. Step 2: Convert to fraction form
    3,203,445.15/4,802,378.09 = 1,308,978.27/x
  3. Step 3: Cross multiply
    3,203,445.15x = 4,802,378.09 × 1,308,978.27
  4. Step 4: Simplify right side
    3,203,445.15x = 6,286,208,557,589.21
  5. Step 5: Solve for x
    x = 6,286,208,557,589.21/3,203,445.15
  6. Step 6: Final answer
    x = 1,962,327.51

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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.