Finding the Fourth Proportional to 1,608,743.94, 2,413,123.23 and 543,791.70
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Solution
The fourth proportional to 1,608,743.94, 2,413,123.23 and 543,791.70 is: 815,690.02
Step by Step Solution
- Step 1: Write the proportion equation
1,608,743.94 : 2,413,123.23 = 543,791.70 : x - Step 2: Convert to fraction form
1,608,743.94/2,413,123.23 = 543,791.70/x - Step 3: Cross multiply
1,608,743.94x = 2,413,123.23 × 543,791.70 - Step 4: Simplify right side
1,608,743.94x = 1,312,236,383,551.19 - Step 5: Solve for x
x = 1,312,236,383,551.19/1,608,743.94 - Step 6: Final answer
x = 815,690.02
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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.