Finding the Fourth Proportional to 2,509,851.15, 3,762,144.99 and 1,228,691.97
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Solution
The fourth proportional to 2,509,851.15, 3,762,144.99 and 1,228,691.97 is: 1,841,749.60
Step by Step Solution
- Step 1: Write the proportion equation
2,509,851.15 : 3,762,144.99 = 1,228,691.97 : x - Step 2: Convert to fraction form
2,509,851.15/3,762,144.99 = 1,228,691.97/x - Step 3: Cross multiply
2,509,851.15x = 3,762,144.99 × 1,228,691.97 - Step 4: Simplify right side
2,509,851.15x = 4,622,517,339,188.73 - Step 5: Solve for x
x = 4,622,517,339,188.73/2,509,851.15 - Step 6: Final answer
x = 1,841,749.60
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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.