Home / 1,908,940.10-2,863,344.09-489,010.10

Finding the Fourth Proportional to 1,908,940.10, 2,863,344.09 and 489,010.10

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Solution

The fourth proportional to 1,908,940.10, 2,863,344.09 and 489,010.10 is: 733,498.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,940.10 : 2,863,344.09 = 489,010.10 : x
  2. Step 2: Convert to fraction form
    1,908,940.10/2,863,344.09 = 489,010.10/x
  3. Step 3: Cross multiply
    1,908,940.10x = 2,863,344.09 × 489,010.10
  4. Step 4: Simplify right side
    1,908,940.10x = 1,400,204,179,785.31
  5. Step 5: Solve for x
    x = 1,400,204,179,785.31/1,908,940.10
  6. Step 6: Final answer
    x = 733,498.23

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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.