Home / 3,202,419.58-4,418,902.56-1,912,986.26

Finding the Fourth Proportional to 3,202,419.58, 4,418,902.56 and 1,912,986.26

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Solution

The fourth proportional to 3,202,419.58, 4,418,902.56 and 1,912,986.26 is: 2,639,660.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202,419.58 : 4,418,902.56 = 1,912,986.26 : x
  2. Step 2: Convert to fraction form
    3,202,419.58/4,418,902.56 = 1,912,986.26/x
  3. Step 3: Cross multiply
    3,202,419.58x = 4,418,902.56 × 1,912,986.26
  4. Step 4: Simplify right side
    3,202,419.58x = 8,453,299,881,558.83
  5. Step 5: Solve for x
    x = 8,453,299,881,558.83/3,202,419.58
  6. Step 6: Final answer
    x = 2,639,660.32

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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.