Home / 3,425,942.25-4,727,955.22-1,898,049.38

Finding the Fourth Proportional to 3,425,942.25, 4,727,955.22 and 1,898,049.38

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Solution

The fourth proportional to 3,425,942.25, 4,727,955.22 and 1,898,049.38 is: 2,619,393.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425,942.25 : 4,727,955.22 = 1,898,049.38 : x
  2. Step 2: Convert to fraction form
    3,425,942.25/4,727,955.22 = 1,898,049.38/x
  3. Step 3: Cross multiply
    3,425,942.25x = 4,727,955.22 × 1,898,049.38
  4. Step 4: Simplify right side
    3,425,942.25x = 8,973,892,445,603.87
  5. Step 5: Solve for x
    x = 8,973,892,445,603.87/3,425,942.25
  6. Step 6: Final answer
    x = 2,619,393.96

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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.