Home / 2,568,460.75-3,849,905.43-1,285,975.26

Finding the Fourth Proportional to 2,568,460.75, 3,849,905.43 and 1,285,975.26

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Solution

The fourth proportional to 2,568,460.75, 3,849,905.43 and 1,285,975.26 is: 1,927,568.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568,460.75 : 3,849,905.43 = 1,285,975.26 : x
  2. Step 2: Convert to fraction form
    2,568,460.75/3,849,905.43 = 1,285,975.26/x
  3. Step 3: Cross multiply
    2,568,460.75x = 3,849,905.43 × 1,285,975.26
  4. Step 4: Simplify right side
    2,568,460.75x = 4,950,883,136,319.66
  5. Step 5: Solve for x
    x = 4,950,883,136,319.66/2,568,460.75
  6. Step 6: Final answer
    x = 1,927,568.15

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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.