Finding the Fourth Proportional to 5,329,926.36, 7,351,912.08 and 3,494,503.62
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Solution
The fourth proportional to 5,329,926.36, 7,351,912.08 and 3,494,503.62 is: 4,820,194.81
Step by Step Solution
- Step 1: Write the proportion equation
5,329,926.36 : 7,351,912.08 = 3,494,503.62 : x - Step 2: Convert to fraction form
5,329,926.36/7,351,912.08 = 3,494,503.62/x - Step 3: Cross multiply
5,329,926.36x = 7,351,912.08 × 3,494,503.62 - Step 4: Simplify right side
5,329,926.36x = 25,691,283,377,481.73 - Step 5: Solve for x
x = 25,691,283,377,481.73/5,329,926.36 - Step 6: Final answer
x = 4,820,194.81
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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.