Home / 3,400,271.72-5,098,040.14-1,505,986.28

Finding the Fourth Proportional to 3,400,271.72, 5,098,040.14 and 1,505,986.28

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Solution

The fourth proportional to 3,400,271.72, 5,098,040.14 and 1,505,986.28 is: 2,257,930.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,271.72 : 5,098,040.14 = 1,505,986.28 : x
  2. Step 2: Convert to fraction form
    3,400,271.72/5,098,040.14 = 1,505,986.28/x
  3. Step 3: Cross multiply
    3,400,271.72x = 5,098,040.14 × 1,505,986.28
  4. Step 4: Simplify right side
    3,400,271.72x = 7,677,578,505,729.28
  5. Step 5: Solve for x
    x = 7,677,578,505,729.28/3,400,271.72
  6. Step 6: Final answer
    x = 2,257,930.88

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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.