Home / 2,419,957.31-3,632,180.36-1,222,720.38

Finding the Fourth Proportional to 2,419,957.31, 3,632,180.36 and 1,222,720.38

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Solution

The fourth proportional to 2,419,957.31, 3,632,180.36 and 1,222,720.38 is: 1,835,214.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,957.31 : 3,632,180.36 = 1,222,720.38 : x
  2. Step 2: Convert to fraction form
    2,419,957.31/3,632,180.36 = 1,222,720.38/x
  3. Step 3: Cross multiply
    2,419,957.31x = 3,632,180.36 × 1,222,720.38
  4. Step 4: Simplify right side
    2,419,957.31x = 4,441,140,943,894.14
  5. Step 5: Solve for x
    x = 4,441,140,943,894.14/2,419,957.31
  6. Step 6: Final answer
    x = 1,835,214.59

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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.