Home / 3,215,451.43-4,437,160.01-1,908,759.32

Finding the Fourth Proportional to 3,215,451.43, 4,437,160.01 and 1,908,759.32

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Solution

The fourth proportional to 3,215,451.43, 4,437,160.01 and 1,908,759.32 is: 2,633,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215,451.43 : 4,437,160.01 = 1,908,759.32 : x
  2. Step 2: Convert to fraction form
    3,215,451.43/4,437,160.01 = 1,908,759.32/x
  3. Step 3: Cross multiply
    3,215,451.43x = 4,437,160.01 × 1,908,759.32
  4. Step 4: Simplify right side
    3,215,451.43x = 8,469,470,528,190.69
  5. Step 5: Solve for x
    x = 8,469,470,528,190.69/3,215,451.43
  6. Step 6: Final answer
    x = 2,633,991.13

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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.