Home / 2,179,502.90-3,269,377.31-663,235.25

Finding the Fourth Proportional to 2,179,502.90, 3,269,377.31 and 663,235.25

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Solution

The fourth proportional to 2,179,502.90, 3,269,377.31 and 663,235.25 is: 994,890.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,502.90 : 3,269,377.31 = 663,235.25 : x
  2. Step 2: Convert to fraction form
    2,179,502.90/3,269,377.31 = 663,235.25/x
  3. Step 3: Cross multiply
    2,179,502.90x = 3,269,377.31 × 663,235.25
  4. Step 4: Simplify right side
    2,179,502.90x = 2,168,366,257,879.11
  5. Step 5: Solve for x
    x = 2,168,366,257,879.11/2,179,502.90
  6. Step 6: Final answer
    x = 994,890.29

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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.