Finding the Third Proportional to 809,376 and 1,187,816
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Solution
The third proportional to 809,376 and 1,187,816 is: 1,743,203.22
Step by Step Solution
- Step 1: Write the proportion equation
809,376 : 1,187,816 = 1,187,816 : x - Step 2: Convert to fraction form
809,376/1,187,816 = 1,187,816/x - Step 3: Cross multiply
809,376x = 1,187,816 × 1,187,816 - Step 4: Simplify right side
809,376x = 1,410,906,849,856 - Step 5: Solve for x
x = 1,410,906,849,856/809,376 - Step 6: Final answer
x = 1,743,203.22
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.