Finding the Fourth Proportional to 4,839,916.14, 7,264,362.96 and 2,445,442.26
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Solution
The fourth proportional to 4,839,916.14, 7,264,362.96 and 2,445,442.26 is: 3,670,431.40
Step by Step Solution
- Step 1: Write the proportion equation
4,839,916.14 : 7,264,362.96 = 2,445,442.26 : x - Step 2: Convert to fraction form
4,839,916.14/7,264,362.96 = 2,445,442.26/x - Step 3: Cross multiply
4,839,916.14x = 7,264,362.96 × 2,445,442.26 - Step 4: Simplify right side
4,839,916.14x = 17,764,580,174,362.69 - Step 5: Solve for x
x = 17,764,580,174,362.69/4,839,916.14 - Step 6: Final answer
x = 3,670,431.40
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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.