Home / 2,576,334.80-3,863,335.80-978,366.80

Finding the Fourth Proportional to 2,576,334.80, 3,863,335.80 and 978,366.80

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Solution

The fourth proportional to 2,576,334.80, 3,863,335.80 and 978,366.80 is: 1,467,107.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576,334.80 : 3,863,335.80 = 978,366.80 : x
  2. Step 2: Convert to fraction form
    2,576,334.80/3,863,335.80 = 978,366.80/x
  3. Step 3: Cross multiply
    2,576,334.80x = 3,863,335.80 × 978,366.80
  4. Step 4: Simplify right side
    2,576,334.80x = 3,779,759,483,971.44
  5. Step 5: Solve for x
    x = 3,779,759,483,971.44/2,576,334.80
  6. Step 6: Final answer
    x = 1,467,107.26

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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.