Home / 3,349,419.54-4,622,100.21-1,899,247.38

Finding the Fourth Proportional to 3,349,419.54, 4,622,100.21 and 1,899,247.38

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Solution

The fourth proportional to 3,349,419.54, 4,622,100.21 and 1,899,247.38 is: 2,620,905.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349,419.54 : 4,622,100.21 = 1,899,247.38 : x
  2. Step 2: Convert to fraction form
    3,349,419.54/4,622,100.21 = 1,899,247.38/x
  3. Step 3: Cross multiply
    3,349,419.54x = 4,622,100.21 × 1,899,247.38
  4. Step 4: Simplify right side
    3,349,419.54x = 8,778,511,713,939.95
  5. Step 5: Solve for x
    x = 8,778,511,713,939.95/3,349,419.54
  6. Step 6: Final answer
    x = 2,620,905.39

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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.