Home / 2,189,592-3,286,157.04-928,305.36

Finding the Fourth Proportional to 2,189,592, 3,286,157.04 and 928,305.36

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Solution

The fourth proportional to 2,189,592, 3,286,157.04 and 928,305.36 is: 1,393,208.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,592 : 3,286,157.04 = 928,305.36 : x
  2. Step 2: Convert to fraction form
    2,189,592/3,286,157.04 = 928,305.36/x
  3. Step 3: Cross multiply
    2,189,592x = 3,286,157.04 × 928,305.36
  4. Step 4: Simplify right side
    2,189,592x = 3,050,557,194,033.73
  5. Step 5: Solve for x
    x = 3,050,557,194,033.73/2,189,592
  6. Step 6: Final answer
    x = 1,393,208.05

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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.