Home / 3,192,375.12-4,405,571.28-1,742,164.16

Finding the Fourth Proportional to 3,192,375.12, 4,405,571.28 and 1,742,164.16

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Solution

The fourth proportional to 3,192,375.12, 4,405,571.28 and 1,742,164.16 is: 2,404,237.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,375.12 : 4,405,571.28 = 1,742,164.16 : x
  2. Step 2: Convert to fraction form
    3,192,375.12/4,405,571.28 = 1,742,164.16/x
  3. Step 3: Cross multiply
    3,192,375.12x = 4,405,571.28 × 1,742,164.16
  4. Step 4: Simplify right side
    3,192,375.12x = 7,675,228,388,341.33
  5. Step 5: Solve for x
    x = 7,675,228,388,341.33/3,192,375.12
  6. Step 6: Final answer
    x = 2,404,237.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.