Home / 2,004,709.12-3,009,629.78-1,722,207.04

Finding the Fourth Proportional to 2,004,709.12, 3,009,629.78 and 1,722,207.04

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Solution

The fourth proportional to 2,004,709.12, 3,009,629.78 and 1,722,207.04 is: 2,585,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004,709.12 : 3,009,629.78 = 1,722,207.04 : x
  2. Step 2: Convert to fraction form
    2,004,709.12/3,009,629.78 = 1,722,207.04/x
  3. Step 3: Cross multiply
    2,004,709.12x = 3,009,629.78 × 1,722,207.04
  4. Step 4: Simplify right side
    2,004,709.12x = 5,183,205,594,909.65
  5. Step 5: Solve for x
    x = 5,183,205,594,909.65/2,004,709.12
  6. Step 6: Final answer
    x = 2,585,515.05

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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.