Finding the Fourth Proportional to 1,135,687.49, 1,567,193.37 and 676,791.56
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Solution
The fourth proportional to 1,135,687.49, 1,567,193.37 and 676,791.56 is: 933,939.36
Step by Step Solution
- Step 1: Write the proportion equation
1,135,687.49 : 1,567,193.37 = 676,791.56 : x - Step 2: Convert to fraction form
1,135,687.49/1,567,193.37 = 676,791.56/x - Step 3: Cross multiply
1,135,687.49x = 1,567,193.37 × 676,791.56 - Step 4: Simplify right side
1,135,687.49x = 1,060,663,245,703.96 - Step 5: Solve for x
x = 1,060,663,245,703.96/1,135,687.49 - Step 6: Final answer
x = 933,939.36
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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.