Home / 3,847,835.22-5,309,185.41-2,319,909.54

Finding the Fourth Proportional to 3,847,835.22, 5,309,185.41 and 2,319,909.54

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Solution

The fourth proportional to 3,847,835.22, 5,309,185.41 and 2,319,909.54 is: 3,200,976.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,835.22 : 5,309,185.41 = 2,319,909.54 : x
  2. Step 2: Convert to fraction form
    3,847,835.22/5,309,185.41 = 2,319,909.54/x
  3. Step 3: Cross multiply
    3,847,835.22x = 5,309,185.41 × 2,319,909.54
  4. Step 4: Simplify right side
    3,847,835.22x = 12,316,829,882,287.81
  5. Step 5: Solve for x
    x = 12,316,829,882,287.81/3,847,835.22
  6. Step 6: Final answer
    x = 3,200,976.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.