Home / 2,640,628.36-3,960,942.36-1,441,896.64

Finding the Fourth Proportional to 2,640,628.36, 3,960,942.36 and 1,441,896.64

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Solution

The fourth proportional to 2,640,628.36, 3,960,942.36 and 1,441,896.64 is: 2,162,844.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,628.36 : 3,960,942.36 = 1,441,896.64 : x
  2. Step 2: Convert to fraction form
    2,640,628.36/3,960,942.36 = 1,441,896.64/x
  3. Step 3: Cross multiply
    2,640,628.36x = 3,960,942.36 × 1,441,896.64
  4. Step 4: Simplify right side
    2,640,628.36x = 5,711,269,480,117.67
  5. Step 5: Solve for x
    x = 5,711,269,480,117.67/2,640,628.36
  6. Step 6: Final answer
    x = 2,162,844.86

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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.