Home / 2,419,743.76-3,339,288.45-1,387,419.62

Finding the Fourth Proportional to 2,419,743.76, 3,339,288.45 and 1,387,419.62

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Solution

The fourth proportional to 2,419,743.76, 3,339,288.45 and 1,387,419.62 is: 1,914,663.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,743.76 : 3,339,288.45 = 1,387,419.62 : x
  2. Step 2: Convert to fraction form
    2,419,743.76/3,339,288.45 = 1,387,419.62/x
  3. Step 3: Cross multiply
    2,419,743.76x = 3,339,288.45 × 1,387,419.62
  4. Step 4: Simplify right side
    2,419,743.76x = 4,632,994,295,672.95
  5. Step 5: Solve for x
    x = 4,632,994,295,672.95/2,419,743.76
  6. Step 6: Final answer
    x = 1,914,663.19

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