Finding the Third Proportional to 381,543.75 and 828,690.75
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Solution
The third proportional to 381,543.75 and 828,690.75 is: 1,799,867.93
Step by Step Solution
- Step 1: Write the proportion equation
381,543.75 : 828,690.75 = 828,690.75 : x - Step 2: Convert to fraction form
381,543.75/828,690.75 = 828,690.75/x - Step 3: Cross multiply
381,543.75x = 828,690.75 × 828,690.75 - Step 4: Simplify right side
381,543.75x = 686,728,359,135.56 - Step 5: Solve for x
x = 686,728,359,135.56/381,543.75 - Step 6: Final answer
x = 1,799,867.93
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.