Home / 2,589,996.80-3,883,828.80-992,028.80

Finding the Fourth Proportional to 2,589,996.80, 3,883,828.80 and 992,028.80

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Solution

The fourth proportional to 2,589,996.80, 3,883,828.80 and 992,028.80 is: 1,487,596.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,996.80 : 3,883,828.80 = 992,028.80 : x
  2. Step 2: Convert to fraction form
    2,589,996.80/3,883,828.80 = 992,028.80/x
  3. Step 3: Cross multiply
    2,589,996.80x = 3,883,828.80 × 992,028.80
  4. Step 4: Simplify right side
    2,589,996.80x = 3,852,870,023,869.44
  5. Step 5: Solve for x
    x = 3,852,870,023,869.44/2,589,996.80
  6. Step 6: Final answer
    x = 1,487,596.44

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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.