Home / 3,285,907.35-4,928,861.03-3,159,936.15

Finding the Fourth Proportional to 3,285,907.35, 4,928,861.03 and 3,159,936.15

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Solution

The fourth proportional to 3,285,907.35, 4,928,861.03 and 3,159,936.15 is: 4,739,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285,907.35 : 4,928,861.03 = 3,159,936.15 : x
  2. Step 2: Convert to fraction form
    3,285,907.35/4,928,861.03 = 3,159,936.15/x
  3. Step 3: Cross multiply
    3,285,907.35x = 4,928,861.03 × 3,159,936.15
  4. Step 4: Simplify right side
    3,285,907.35x = 15,574,886,131,223.55
  5. Step 5: Solve for x
    x = 15,574,886,131,223.55/3,285,907.35
  6. Step 6: Final answer
    x = 4,739,904.23

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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.