Home / 3,783,163.20-5,674,744.80-3,118,861.95

Finding the Fourth Proportional to 3,783,163.20, 5,674,744.80 and 3,118,861.95

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Solution

The fourth proportional to 3,783,163.20, 5,674,744.80 and 3,118,861.95 is: 4,678,292.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,163.20 : 5,674,744.80 = 3,118,861.95 : x
  2. Step 2: Convert to fraction form
    3,783,163.20/5,674,744.80 = 3,118,861.95/x
  3. Step 3: Cross multiply
    3,783,163.20x = 5,674,744.80 × 3,118,861.95
  4. Step 4: Simplify right side
    3,783,163.20x = 17,698,745,632,680.36
  5. Step 5: Solve for x
    x = 17,698,745,632,680.36/3,783,163.20
  6. Step 6: Final answer
    x = 4,678,292.93

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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.