Finding the Fourth Proportional to 1,252,757.18, 1,728,402.94 and 701,391.66
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Solution
The fourth proportional to 1,252,757.18, 1,728,402.94 and 701,391.66 is: 967,695.44
Step by Step Solution
- Step 1: Write the proportion equation
1,252,757.18 : 1,728,402.94 = 701,391.66 : x - Step 2: Convert to fraction form
1,252,757.18/1,728,402.94 = 701,391.66/x - Step 3: Cross multiply
1,252,757.18x = 1,728,402.94 × 701,391.66 - Step 4: Simplify right side
1,252,757.18x = 1,212,287,407,235.48 - Step 5: Solve for x
x = 1,212,287,407,235.48/1,252,757.18 - Step 6: Final answer
x = 967,695.44
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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.