Home / 2,179,507.02-3,269,383.49-663,239.36

Finding the Fourth Proportional to 2,179,507.02, 3,269,383.49 and 663,239.36

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Solution

The fourth proportional to 2,179,507.02, 3,269,383.49 and 663,239.36 is: 994,896.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,507.02 : 3,269,383.49 = 663,239.36 : x
  2. Step 2: Convert to fraction form
    2,179,507.02/3,269,383.49 = 663,239.36/x
  3. Step 3: Cross multiply
    2,179,507.02x = 3,269,383.49 × 663,239.36
  4. Step 4: Simplify right side
    2,179,507.02x = 2,168,383,823,333.72
  5. Step 5: Solve for x
    x = 2,168,383,823,333.72/2,179,507.02
  6. Step 6: Final answer
    x = 994,896.46

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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.