Home / 2,195,782.24-3,030,179.05-1,228,912.48

Finding the Fourth Proportional to 2,195,782.24, 3,030,179.05 and 1,228,912.48

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Solution

The fourth proportional to 2,195,782.24, 3,030,179.05 and 1,228,912.48 is: 1,695,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,782.24 : 3,030,179.05 = 1,228,912.48 : x
  2. Step 2: Convert to fraction form
    2,195,782.24/3,030,179.05 = 1,228,912.48/x
  3. Step 3: Cross multiply
    2,195,782.24x = 3,030,179.05 × 1,228,912.48
  4. Step 4: Simplify right side
    2,195,782.24x = 3,723,824,851,179.54
  5. Step 5: Solve for x
    x = 3,723,824,851,179.54/2,195,782.24
  6. Step 6: Final answer
    x = 1,695,898.98

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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.