Finding the Fourth Proportional to 2,625,791.24, 3,624,802.54 and 1,537,912.64
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Solution
The fourth proportional to 2,625,791.24, 3,624,802.54 and 1,537,912.64 is: 2,123,028.50
Step by Step Solution
- Step 1: Write the proportion equation
2,625,791.24 : 3,624,802.54 = 1,537,912.64 : x - Step 2: Convert to fraction form
2,625,791.24/3,624,802.54 = 1,537,912.64/x - Step 3: Cross multiply
2,625,791.24x = 3,624,802.54 × 1,537,912.64 - Step 4: Simplify right side
2,625,791.24x = 5,574,629,643,770.11 - Step 5: Solve for x
x = 5,574,629,643,770.11/2,625,791.24 - Step 6: Final answer
x = 2,123,028.50
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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.