Finding the Fourth Proportional to 3,561,578.08, 4,914,021.36 and 2,033,380.96
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Solution
The fourth proportional to 3,561,578.08, 4,914,021.36 and 2,033,380.96 is: 2,805,519.70
Step by Step Solution
- Step 1: Write the proportion equation
3,561,578.08 : 4,914,021.36 = 2,033,380.96 : x - Step 2: Convert to fraction form
3,561,578.08/4,914,021.36 = 2,033,380.96/x - Step 3: Cross multiply
3,561,578.08x = 4,914,021.36 × 2,033,380.96 - Step 4: Simplify right side
3,561,578.08x = 9,992,077,470,457.31 - Step 5: Solve for x
x = 9,992,077,470,457.31/3,561,578.08 - Step 6: Final answer
x = 2,805,519.70
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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.