Home / 1,952,479.89-2,930,790.20-1,729,289.25

Finding the Fourth Proportional to 1,952,479.89, 2,930,790.20 and 1,729,289.25

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Solution

The fourth proportional to 1,952,479.89, 2,930,790.20 and 1,729,289.25 is: 2,595,767.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952,479.89 : 2,930,790.20 = 1,729,289.25 : x
  2. Step 2: Convert to fraction form
    1,952,479.89/2,930,790.20 = 1,729,289.25/x
  3. Step 3: Cross multiply
    1,952,479.89x = 2,930,790.20 × 1,729,289.25
  4. Step 4: Simplify right side
    1,952,479.89x = 5,068,183,978,218.90
  5. Step 5: Solve for x
    x = 5,068,183,978,218.90/1,952,479.89
  6. Step 6: Final answer
    x = 2,595,767.57

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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.