Home / 3,688,706-5,090,414.28-1,992,962

Finding the Fourth Proportional to 3,688,706, 5,090,414.28 and 1,992,962

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Solution

The fourth proportional to 3,688,706, 5,090,414.28 and 1,992,962 is: 2,750,287.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688,706 : 5,090,414.28 = 1,992,962 : x
  2. Step 2: Convert to fraction form
    3,688,706/5,090,414.28 = 1,992,962/x
  3. Step 3: Cross multiply
    3,688,706x = 5,090,414.28 × 1,992,962
  4. Step 4: Simplify right side
    3,688,706x = 10,145,002,224,297.36
  5. Step 5: Solve for x
    x = 10,145,002,224,297.36/3,688,706
  6. Step 6: Final answer
    x = 2,750,287.56

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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.