Home / 2,723,611.32-4,084,760.88-1,206,455.40

Finding the Fourth Proportional to 2,723,611.32, 4,084,760.88 and 1,206,455.40

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Solution

The fourth proportional to 2,723,611.32, 4,084,760.88 and 1,206,455.40 is: 1,809,392.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723,611.32 : 4,084,760.88 = 1,206,455.40 : x
  2. Step 2: Convert to fraction form
    2,723,611.32/4,084,760.88 = 1,206,455.40/x
  3. Step 3: Cross multiply
    2,723,611.32x = 4,084,760.88 × 1,206,455.40
  4. Step 4: Simplify right side
    2,723,611.32x = 4,928,081,821,384.75
  5. Step 5: Solve for x
    x = 4,928,081,821,384.75/2,723,611.32
  6. Step 6: Final answer
    x = 1,809,392.47

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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.