Finding the Fourth Proportional to 2,737,821.40, 3,777,773.81 and 1,576,043.09
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Solution
The fourth proportional to 2,737,821.40, 3,777,773.81 and 1,576,043.09 is: 2,174,697.84
Step by Step Solution
- Step 1: Write the proportion equation
2,737,821.40 : 3,777,773.81 = 1,576,043.09 : x - Step 2: Convert to fraction form
2,737,821.40/3,777,773.81 = 1,576,043.09/x - Step 3: Cross multiply
2,737,821.40x = 3,777,773.81 × 1,576,043.09 - Step 4: Simplify right side
2,737,821.40x = 5,953,934,296,231.04 - Step 5: Solve for x
x = 5,953,934,296,231.04/2,737,821.40 - Step 6: Final answer
x = 2,174,697.84
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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.