Home / 3,889,362.22-5,367,289.14-2,257,921.24

Finding the Fourth Proportional to 3,889,362.22, 5,367,289.14 and 2,257,921.24

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Solution

The fourth proportional to 3,889,362.22, 5,367,289.14 and 2,257,921.24 is: 3,115,913.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,362.22 : 5,367,289.14 = 2,257,921.24 : x
  2. Step 2: Convert to fraction form
    3,889,362.22/5,367,289.14 = 2,257,921.24/x
  3. Step 3: Cross multiply
    3,889,362.22x = 5,367,289.14 × 2,257,921.24
  4. Step 4: Simplify right side
    3,889,362.22x = 12,118,916,150,427.33
  5. Step 5: Solve for x
    x = 12,118,916,150,427.33/3,889,362.22
  6. Step 6: Final answer
    x = 3,115,913.47

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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.