Home / 2,019,252.80-3,028,879.20-739,857.80

Finding the Fourth Proportional to 2,019,252.80, 3,028,879.20 and 739,857.80

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Solution

The fourth proportional to 2,019,252.80, 3,028,879.20 and 739,857.80 is: 1,109,786.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,252.80 : 3,028,879.20 = 739,857.80 : x
  2. Step 2: Convert to fraction form
    2,019,252.80/3,028,879.20 = 739,857.80/x
  3. Step 3: Cross multiply
    2,019,252.80x = 3,028,879.20 × 739,857.80
  4. Step 4: Simplify right side
    2,019,252.80x = 2,240,939,901,377.76
  5. Step 5: Solve for x
    x = 2,240,939,901,377.76/2,019,252.80
  6. Step 6: Final answer
    x = 1,109,786.70

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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.