Finding the Fourth Proportional to 1,263,623.72, 1,743,847.62 and 690,702.44
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Solution
The fourth proportional to 1,263,623.72, 1,743,847.62 and 690,702.44 is: 953,195.00
Step by Step Solution
- Step 1: Write the proportion equation
1,263,623.72 : 1,743,847.62 = 690,702.44 : x - Step 2: Convert to fraction form
1,263,623.72/1,743,847.62 = 690,702.44/x - Step 3: Cross multiply
1,263,623.72x = 1,743,847.62 × 690,702.44 - Step 4: Simplify right side
1,263,623.72x = 1,204,479,806,122.19 - Step 5: Solve for x
x = 1,204,479,806,122.19/1,263,623.72 - Step 6: Final answer
x = 953,195.00
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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.