Home / 3,883,470.89-5,827,202.28-2,978,467.22

Finding the Fourth Proportional to 3,883,470.89, 5,827,202.28 and 2,978,467.22

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Solution

The fourth proportional to 3,883,470.89, 5,827,202.28 and 2,978,467.22 is: 4,469,231.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883,470.89 : 5,827,202.28 = 2,978,467.22 : x
  2. Step 2: Convert to fraction form
    3,883,470.89/5,827,202.28 = 2,978,467.22/x
  3. Step 3: Cross multiply
    3,883,470.89x = 5,827,202.28 × 2,978,467.22
  4. Step 4: Simplify right side
    3,883,470.89x = 17,356,130,975,289.26
  5. Step 5: Solve for x
    x = 17,356,130,975,289.26/3,883,470.89
  6. Step 6: Final answer
    x = 4,469,231.64

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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.