Finding the Fourth Proportional to 2,721,471.75, 3,755,490.94 and 1,497,893.44
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Solution
The fourth proportional to 2,721,471.75, 3,755,490.94 and 1,497,893.44 is: 2,067,015.85
Step by Step Solution
- Step 1: Write the proportion equation
2,721,471.75 : 3,755,490.94 = 1,497,893.44 : x - Step 2: Convert to fraction form
2,721,471.75/3,755,490.94 = 1,497,893.44/x - Step 3: Cross multiply
2,721,471.75x = 3,755,490.94 × 1,497,893.44 - Step 4: Simplify right side
2,721,471.75x = 5,625,325,243,005.43 - Step 5: Solve for x
x = 5,625,325,243,005.43/2,721,471.75 - Step 6: Final answer
x = 2,067,015.85
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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.