Home / 3,380,986.14-5,069,873.79-1,961,477.34

Finding the Fourth Proportional to 3,380,986.14, 5,069,873.79 and 1,961,477.34

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Solution

The fourth proportional to 3,380,986.14, 5,069,873.79 and 1,961,477.34 is: 2,941,284.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,986.14 : 5,069,873.79 = 1,961,477.34 : x
  2. Step 2: Convert to fraction form
    3,380,986.14/5,069,873.79 = 1,961,477.34/x
  3. Step 3: Cross multiply
    3,380,986.14x = 5,069,873.79 × 1,961,477.34
  4. Step 4: Simplify right side
    3,380,986.14x = 9,944,442,555,744.92
  5. Step 5: Solve for x
    x = 9,944,442,555,744.92/3,380,986.14
  6. Step 6: Final answer
    x = 2,941,284.63

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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.