Home / 3,615,325.38-5,422,964.58-919,627.56

Finding the Fourth Proportional to 3,615,325.38, 5,422,964.58 and 919,627.56

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Solution

The fourth proportional to 3,615,325.38, 5,422,964.58 and 919,627.56 is: 1,379,435.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,325.38 : 5,422,964.58 = 919,627.56 : x
  2. Step 2: Convert to fraction form
    3,615,325.38/5,422,964.58 = 919,627.56/x
  3. Step 3: Cross multiply
    3,615,325.38x = 5,422,964.58 × 919,627.56
  4. Step 4: Simplify right side
    3,615,325.38x = 4,987,107,684,671.83
  5. Step 5: Solve for x
    x = 4,987,107,684,671.83/3,615,325.38
  6. Step 6: Final answer
    x = 1,379,435.36

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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.