Home / 2,568,442.80-3,852,664.20-1,308,730.80

Finding the Fourth Proportional to 2,568,442.80, 3,852,664.20 and 1,308,730.80

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Solution

The fourth proportional to 2,568,442.80, 3,852,664.20 and 1,308,730.80 is: 1,963,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,442.80 : 3,852,664.20 = 1,308,730.80 : x
  2. Step 2: Convert to fraction form
    2,568,442.80/3,852,664.20 = 1,308,730.80/x
  3. Step 3: Cross multiply
    2,568,442.80x = 3,852,664.20 × 1,308,730.80
  4. Step 4: Simplify right side
    2,568,442.80x = 5,042,100,300,597.36
  5. Step 5: Solve for x
    x = 5,042,100,300,597.36/2,568,442.80
  6. Step 6: Final answer
    x = 1,963,096.20

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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.