Home / 3,108,395.25-4,662,855.36-864,533.25

Finding the Fourth Proportional to 3,108,395.25, 4,662,855.36 and 864,533.25

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Solution

The fourth proportional to 3,108,395.25, 4,662,855.36 and 864,533.25 is: 1,296,872.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,395.25 : 4,662,855.36 = 864,533.25 : x
  2. Step 2: Convert to fraction form
    3,108,395.25/4,662,855.36 = 864,533.25/x
  3. Step 3: Cross multiply
    3,108,395.25x = 4,662,855.36 × 864,533.25
  4. Step 4: Simplify right side
    3,108,395.25x = 4,031,193,498,660.72
  5. Step 5: Solve for x
    x = 4,031,193,498,660.72/3,108,395.25
  6. Step 6: Final answer
    x = 1,296,872.88

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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.