Home / 3,315,914.54-4,973,871.49-919,759.27

Finding the Fourth Proportional to 3,315,914.54, 4,973,871.49 and 919,759.27

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Solution

The fourth proportional to 3,315,914.54, 4,973,871.49 and 919,759.27 is: 1,379,638.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,914.54 : 4,973,871.49 = 919,759.27 : x
  2. Step 2: Convert to fraction form
    3,315,914.54/4,973,871.49 = 919,759.27/x
  3. Step 3: Cross multiply
    3,315,914.54x = 4,973,871.49 × 919,759.27
  4. Step 4: Simplify right side
    3,315,914.54x = 4,574,764,410,716.21
  5. Step 5: Solve for x
    x = 4,574,764,410,716.21/3,315,914.54
  6. Step 6: Final answer
    x = 1,379,638.82

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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.