Home / 2,280,568.68-3,147,207-1,261,971

Finding the Fourth Proportional to 2,280,568.68, 3,147,207 and 1,261,971

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Solution

The fourth proportional to 2,280,568.68, 3,147,207 and 1,261,971 is: 1,741,532.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,568.68 : 3,147,207 = 1,261,971 : x
  2. Step 2: Convert to fraction form
    2,280,568.68/3,147,207 = 1,261,971/x
  3. Step 3: Cross multiply
    2,280,568.68x = 3,147,207 × 1,261,971
  4. Step 4: Simplify right side
    2,280,568.68x = 3,971,683,964,997
  5. Step 5: Solve for x
    x = 3,971,683,964,997/2,280,568.68
  6. Step 6: Final answer
    x = 1,741,532.28

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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.