Home / 3,649,440.60-5,470,352.28-1,628,629.92

Finding the Fourth Proportional to 3,649,440.60, 5,470,352.28 and 1,628,629.92

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Solution

The fourth proportional to 3,649,440.60, 5,470,352.28 and 1,628,629.92 is: 2,441,245.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649,440.60 : 5,470,352.28 = 1,628,629.92 : x
  2. Step 2: Convert to fraction form
    3,649,440.60/5,470,352.28 = 1,628,629.92/x
  3. Step 3: Cross multiply
    3,649,440.60x = 5,470,352.28 × 1,628,629.92
  4. Step 4: Simplify right side
    3,649,440.60x = 8,909,179,396,148.22
  5. Step 5: Solve for x
    x = 8,909,179,396,148.22/3,649,440.60
  6. Step 6: Final answer
    x = 2,441,245.21

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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.