Home / 3,845,909.79-5,308,989.70-2,396,321.43

Finding the Fourth Proportional to 3,845,909.79, 5,308,989.70 and 2,396,321.43

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Solution

The fourth proportional to 3,845,909.79, 5,308,989.70 and 2,396,321.43 is: 3,307,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845,909.79 : 5,308,989.70 = 2,396,321.43 : x
  2. Step 2: Convert to fraction form
    3,845,909.79/5,308,989.70 = 2,396,321.43/x
  3. Step 3: Cross multiply
    3,845,909.79x = 5,308,989.70 × 2,396,321.43
  4. Step 4: Simplify right side
    3,845,909.79x = 12,722,045,765,709.53
  5. Step 5: Solve for x
    x = 12,722,045,765,709.53/3,845,909.79
  6. Step 6: Final answer
    x = 3,307,941.80

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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.