Home / 1,898,737.21-2,620,273.66-1,082,982.20

Finding the Fourth Proportional to 1,898,737.21, 2,620,273.66 and 1,082,982.20

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Solution

The fourth proportional to 1,898,737.21, 2,620,273.66 and 1,082,982.20 is: 1,494,524.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,737.21 : 2,620,273.66 = 1,082,982.20 : x
  2. Step 2: Convert to fraction form
    1,898,737.21/2,620,273.66 = 1,082,982.20/x
  3. Step 3: Cross multiply
    1,898,737.21x = 2,620,273.66 × 1,082,982.20
  4. Step 4: Simplify right side
    1,898,737.21x = 2,837,709,717,100.03
  5. Step 5: Solve for x
    x = 2,837,709,717,100.03/1,898,737.21
  6. Step 6: Final answer
    x = 1,494,524.73

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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.