Home / 2,619,315.20-3,609,715.20-2,294,912

Finding the Fourth Proportional to 2,619,315.20, 3,609,715.20 and 2,294,912

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Solution

The fourth proportional to 2,619,315.20, 3,609,715.20 and 2,294,912 is: 3,162,650.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619,315.20 : 3,609,715.20 = 2,294,912 : x
  2. Step 2: Convert to fraction form
    2,619,315.20/3,609,715.20 = 2,294,912/x
  3. Step 3: Cross multiply
    2,619,315.20x = 3,609,715.20 × 2,294,912
  4. Step 4: Simplify right side
    2,619,315.20x = 8,283,978,729,062.40
  5. Step 5: Solve for x
    x = 8,283,978,729,062.40/2,619,315.20
  6. Step 6: Final answer
    x = 3,162,650.58

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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.