Finding the Third Proportional to 1,239.94 and 2,702.44
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Solution
The third proportional to 1,239.94 and 2,702.44 is: 5,889.95
Step by Step Solution
- Step 1: Write the proportion equation
1,239.94 : 2,702.44 = 2,702.44 : x - Step 2: Convert to fraction form
1,239.94/2,702.44 = 2,702.44/x - Step 3: Cross multiply
1,239.94x = 2,702.44 × 2,702.44 - Step 4: Simplify right side
1,239.94x = 7,303,168.44 - Step 5: Solve for x
x = 7,303,168.44/1,239.94 - Step 6: Final answer
x = 5,889.95
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.