Finding the Fourth Proportional to 5,114,716.26, 7,058,273.67 and 2,822,876.88
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Solution
The fourth proportional to 5,114,716.26, 7,058,273.67 and 2,822,876.88 is: 3,895,550.91
Step by Step Solution
- Step 1: Write the proportion equation
5,114,716.26 : 7,058,273.67 = 2,822,876.88 : x - Step 2: Convert to fraction form
5,114,716.26/7,058,273.67 = 2,822,876.88/x - Step 3: Cross multiply
5,114,716.26x = 7,058,273.67 × 2,822,876.88 - Step 4: Simplify right side
5,114,716.26x = 19,924,637,555,755.75 - Step 5: Solve for x
x = 19,924,637,555,755.75/5,114,716.26 - Step 6: Final answer
x = 3,895,550.91
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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.