Home / 2,545,675.38-3,821,022.45-1,869,859.44

Finding the Fourth Proportional to 2,545,675.38, 3,821,022.45 and 1,869,859.44

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Solution

The fourth proportional to 2,545,675.38, 3,821,022.45 and 1,869,859.44 is: 2,806,632.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,675.38 : 3,821,022.45 = 1,869,859.44 : x
  2. Step 2: Convert to fraction form
    2,545,675.38/3,821,022.45 = 1,869,859.44/x
  3. Step 3: Cross multiply
    2,545,675.38x = 3,821,022.45 × 1,869,859.44
  4. Step 4: Simplify right side
    2,545,675.38x = 7,144,774,898,584.43
  5. Step 5: Solve for x
    x = 7,144,774,898,584.43/2,545,675.38
  6. Step 6: Final answer
    x = 2,806,632.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.