Home / 2,640,915.92-3,644,551.40-1,494,972.56

Finding the Fourth Proportional to 2,640,915.92, 3,644,551.40 and 1,494,972.56

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Solution

The fourth proportional to 2,640,915.92, 3,644,551.40 and 1,494,972.56 is: 2,063,111.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,915.92 : 3,644,551.40 = 1,494,972.56 : x
  2. Step 2: Convert to fraction form
    2,640,915.92/3,644,551.40 = 1,494,972.56/x
  3. Step 3: Cross multiply
    2,640,915.92x = 3,644,551.40 × 1,494,972.56
  4. Step 4: Simplify right side
    2,640,915.92x = 5,448,504,336,509.58
  5. Step 5: Solve for x
    x = 5,448,504,336,509.58/2,640,915.92
  6. Step 6: Final answer
    x = 2,063,111.63

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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.