Home / 3,189,476.96-4,784,215.44-2,189,172.32

Finding the Fourth Proportional to 3,189,476.96, 4,784,215.44 and 2,189,172.32

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Solution

The fourth proportional to 3,189,476.96, 4,784,215.44 and 2,189,172.32 is: 3,283,758.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,476.96 : 4,784,215.44 = 2,189,172.32 : x
  2. Step 2: Convert to fraction form
    3,189,476.96/4,784,215.44 = 2,189,172.32/x
  3. Step 3: Cross multiply
    3,189,476.96x = 4,784,215.44 × 2,189,172.32
  4. Step 4: Simplify right side
    3,189,476.96x = 10,473,472,014,164.62
  5. Step 5: Solve for x
    x = 10,473,472,014,164.62/3,189,476.96
  6. Step 6: Final answer
    x = 3,283,758.48

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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.