Finding the Fourth Proportional to 3,588,934.36, 5,377,689.82 and 2,511,486.94
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Solution
The fourth proportional to 3,588,934.36, 5,377,689.82 and 2,511,486.94 is: 3,763,233.43
Step by Step Solution
- Step 1: Write the proportion equation
3,588,934.36 : 5,377,689.82 = 2,511,486.94 : x - Step 2: Convert to fraction form
3,588,934.36/5,377,689.82 = 2,511,486.94/x - Step 3: Cross multiply
3,588,934.36x = 5,377,689.82 × 2,511,486.94 - Step 4: Simplify right side
3,588,934.36x = 13,505,997,750,300.95 - Step 5: Solve for x
x = 13,505,997,750,300.95/3,588,934.36 - Step 6: Final answer
x = 3,763,233.43
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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.