Home / 3,619,378.88-5,429,063.95-923,704.37

Finding the Fourth Proportional to 3,619,378.88, 5,429,063.95 and 923,704.37

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Solution

The fourth proportional to 3,619,378.88, 5,429,063.95 and 923,704.37 is: 1,385,555.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,378.88 : 5,429,063.95 = 923,704.37 : x
  2. Step 2: Convert to fraction form
    3,619,378.88/5,429,063.95 = 923,704.37/x
  3. Step 3: Cross multiply
    3,619,378.88x = 5,429,063.95 × 923,704.37
  4. Step 4: Simplify right side
    3,619,378.88x = 5,014,850,066,169.88
  5. Step 5: Solve for x
    x = 5,014,850,066,169.88/3,619,378.88
  6. Step 6: Final answer
    x = 1,385,555.43

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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.