Home / 2,220,425.72-3,064,016.46-1,253,651.43

Finding the Fourth Proportional to 2,220,425.72, 3,064,016.46 and 1,253,651.43

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Solution

The fourth proportional to 2,220,425.72, 3,064,016.46 and 1,253,651.43 is: 1,729,942.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,425.72 : 3,064,016.46 = 1,253,651.43 : x
  2. Step 2: Convert to fraction form
    2,220,425.72/3,064,016.46 = 1,253,651.43/x
  3. Step 3: Cross multiply
    2,220,425.72x = 3,064,016.46 × 1,253,651.43
  4. Step 4: Simplify right side
    2,220,425.72x = 3,841,208,616,622.54
  5. Step 5: Solve for x
    x = 3,841,208,616,622.54/2,220,425.72
  6. Step 6: Final answer
    x = 1,729,942.41

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1.5x scale

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.