Home / 3,067,886.80-4,601,830.20-1,388,270.80

Finding the Fourth Proportional to 3,067,886.80, 4,601,830.20 and 1,388,270.80

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Solution

The fourth proportional to 3,067,886.80, 4,601,830.20 and 1,388,270.80 is: 2,082,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067,886.80 : 4,601,830.20 = 1,388,270.80 : x
  2. Step 2: Convert to fraction form
    3,067,886.80/4,601,830.20 = 1,388,270.80/x
  3. Step 3: Cross multiply
    3,067,886.80x = 4,601,830.20 × 1,388,270.80
  4. Step 4: Simplify right side
    3,067,886.80x = 6,388,586,493,218.16
  5. Step 5: Solve for x
    x = 6,388,586,493,218.16/3,067,886.80
  6. Step 6: Final answer
    x = 2,082,406.20

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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.