Finding the Fourth Proportional to 3,732,562.88, 5,149,704.95 and 3,043,049.34
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Solution
The fourth proportional to 3,732,562.88, 5,149,704.95 and 3,043,049.34 is: 4,198,403.82
Step by Step Solution
- Step 1: Write the proportion equation
3,732,562.88 : 5,149,704.95 = 3,043,049.34 : x - Step 2: Convert to fraction form
3,732,562.88/5,149,704.95 = 3,043,049.34/x - Step 3: Cross multiply
3,732,562.88x = 5,149,704.95 × 3,043,049.34 - Step 4: Simplify right side
3,732,562.88x = 15,670,806,249,292.23 - Step 5: Solve for x
x = 15,670,806,249,292.23/3,732,562.88 - Step 6: Final answer
x = 4,198,403.82
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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.