Home / 1,121,028.12-1,682,206.20-1,050,099.48

Finding the Fourth Proportional to 1,121,028.12, 1,682,206.20 and 1,050,099.48

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Solution

The fourth proportional to 1,121,028.12, 1,682,206.20 and 1,050,099.48 is: 1,575,771.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,028.12 : 1,682,206.20 = 1,050,099.48 : x
  2. Step 2: Convert to fraction form
    1,121,028.12/1,682,206.20 = 1,050,099.48/x
  3. Step 3: Cross multiply
    1,121,028.12x = 1,682,206.20 × 1,050,099.48
  4. Step 4: Simplify right side
    1,121,028.12x = 1,766,483,855,872.78
  5. Step 5: Solve for x
    x = 1,766,483,855,872.78/1,121,028.12
  6. Step 6: Final answer
    x = 1,575,771.23

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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.