Home / 1,618,680.88-2,428,019.70-481,438.54

Finding the Fourth Proportional to 1,618,680.88, 2,428,019.70 and 481,438.54

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Solution

The fourth proportional to 1,618,680.88, 2,428,019.70 and 481,438.54 is: 722,157.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,680.88 : 2,428,019.70 = 481,438.54 : x
  2. Step 2: Convert to fraction form
    1,618,680.88/2,428,019.70 = 481,438.54/x
  3. Step 3: Cross multiply
    1,618,680.88x = 2,428,019.70 × 481,438.54
  4. Step 4: Simplify right side
    1,618,680.88x = 1,168,942,259,459.24
  5. Step 5: Solve for x
    x = 1,168,942,259,459.24/1,618,680.88
  6. Step 6: Final answer
    x = 722,157.33

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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.