Finding the Fourth Proportional to 2,173,414.96, 2,999,162.17 and 1,206,468.82
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Solution
The fourth proportional to 2,173,414.96, 2,999,162.17 and 1,206,468.82 is: 1,664,843.44
Step by Step Solution
- Step 1: Write the proportion equation
2,173,414.96 : 2,999,162.17 = 1,206,468.82 : x - Step 2: Convert to fraction form
2,173,414.96/2,999,162.17 = 1,206,468.82/x - Step 3: Cross multiply
2,173,414.96x = 2,999,162.17 × 1,206,468.82 - Step 4: Simplify right side
2,173,414.96x = 3,618,395,629,232.73 - Step 5: Solve for x
x = 3,618,395,629,232.73/2,173,414.96 - Step 6: Final answer
x = 1,664,843.44
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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.