Home / 2,256,775.88-3,114,350.66-1,289,926.91

Finding the Fourth Proportional to 2,256,775.88, 3,114,350.66 and 1,289,926.91

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Solution

The fourth proportional to 2,256,775.88, 3,114,350.66 and 1,289,926.91 is: 1,780,099.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256,775.88 : 3,114,350.66 = 1,289,926.91 : x
  2. Step 2: Convert to fraction form
    2,256,775.88/3,114,350.66 = 1,289,926.91/x
  3. Step 3: Cross multiply
    2,256,775.88x = 3,114,350.66 × 1,289,926.91
  4. Step 4: Simplify right side
    2,256,775.88x = 4,017,284,734,520.96
  5. Step 5: Solve for x
    x = 4,017,284,734,520.96/2,256,775.88
  6. Step 6: Final answer
    x = 1,780,099.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.