Finding the Fourth Proportional to 5,760,454.05, 8,640,649.89 and 2,348,727.44
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Solution
The fourth proportional to 5,760,454.05, 8,640,649.89 and 2,348,727.44 is: 3,523,078.44
Step by Step Solution
- Step 1: Write the proportion equation
5,760,454.05 : 8,640,649.89 = 2,348,727.44 : x - Step 2: Convert to fraction form
5,760,454.05/8,640,649.89 = 2,348,727.44/x - Step 3: Cross multiply
5,760,454.05x = 8,640,649.89 × 2,348,727.44 - Step 4: Simplify right side
5,760,454.05x = 20,294,531,452,872.73 - Step 5: Solve for x
x = 20,294,531,452,872.73/5,760,454.05 - Step 6: Final answer
x = 3,523,078.44
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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.