Home / 2,152,911.12-3,228,245.32-1,015,367.84

Finding the Fourth Proportional to 2,152,911.12, 3,228,245.32 and 1,015,367.84

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Solution

The fourth proportional to 2,152,911.12, 3,228,245.32 and 1,015,367.84 is: 1,522,522.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,911.12 : 3,228,245.32 = 1,015,367.84 : x
  2. Step 2: Convert to fraction form
    2,152,911.12/3,228,245.32 = 1,015,367.84/x
  3. Step 3: Cross multiply
    2,152,911.12x = 3,228,245.32 × 1,015,367.84
  4. Step 4: Simplify right side
    2,152,911.12x = 3,277,856,477,558.51
  5. Step 5: Solve for x
    x = 3,277,856,477,558.51/2,152,911.12
  6. Step 6: Final answer
    x = 1,522,522.90

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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.