Finding the Third Proportional to 1,639,745.25 and 3,602,319.75
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Solution
The third proportional to 1,639,745.25 and 3,602,319.75 is: 7,913,855.88
Step by Step Solution
- Step 1: Write the proportion equation
1,639,745.25 : 3,602,319.75 = 3,602,319.75 : x - Step 2: Convert to fraction form
1,639,745.25/3,602,319.75 = 3,602,319.75/x - Step 3: Cross multiply
1,639,745.25x = 3,602,319.75 × 3,602,319.75 - Step 4: Simplify right side
1,639,745.25x = 12,976,707,581,240.06 - Step 5: Solve for x
x = 12,976,707,581,240.06/1,639,745.25 - Step 6: Final answer
x = 7,913,855.88
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.