Home / 3,642,135.70-5,458,829.55-1,511,122.90

Finding the Fourth Proportional to 3,642,135.70, 5,458,829.55 and 1,511,122.90

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Solution

The fourth proportional to 3,642,135.70, 5,458,829.55 and 1,511,122.90 is: 2,264,869.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,135.70 : 5,458,829.55 = 1,511,122.90 : x
  2. Step 2: Convert to fraction form
    3,642,135.70/5,458,829.55 = 1,511,122.90/x
  3. Step 3: Cross multiply
    3,642,135.70x = 5,458,829.55 × 1,511,122.90
  4. Step 4: Simplify right side
    3,642,135.70x = 8,248,962,340,201.69
  5. Step 5: Solve for x
    x = 8,248,962,340,201.69/3,642,135.70
  6. Step 6: Final answer
    x = 2,264,869.58

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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.