Home / 2,397,699.56-3,308,828.20-1,309,989.44

Finding the Fourth Proportional to 2,397,699.56, 3,308,828.20 and 1,309,989.44

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Solution

The fourth proportional to 2,397,699.56, 3,308,828.20 and 1,309,989.44 is: 1,807,786.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397,699.56 : 3,308,828.20 = 1,309,989.44 : x
  2. Step 2: Convert to fraction form
    2,397,699.56/3,308,828.20 = 1,309,989.44/x
  3. Step 3: Cross multiply
    2,397,699.56x = 3,308,828.20 × 1,309,989.44
  4. Step 4: Simplify right side
    2,397,699.56x = 4,334,530,000,774.21
  5. Step 5: Solve for x
    x = 4,334,530,000,774.21/2,397,699.56
  6. Step 6: Final answer
    x = 1,807,786.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.