Finding the Third Proportional to 378,590.20 and 828,462.94
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Solution
The third proportional to 378,590.20 and 828,462.94 is: 1,812,912.31
Step by Step Solution
- Step 1: Write the proportion equation
378,590.20 : 828,462.94 = 828,462.94 : x - Step 2: Convert to fraction form
378,590.20/828,462.94 = 828,462.94/x - Step 3: Cross multiply
378,590.20x = 828,462.94 × 828,462.94 - Step 4: Simplify right side
378,590.20x = 686,350,838,811.13 - Step 5: Solve for x
x = 686,350,838,811.13/378,590.20 - Step 6: Final answer
x = 1,812,912.31
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.