Finding the Third Proportional to 385,425.84 and 829,905.75
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Solution
The third proportional to 385,425.84 and 829,905.75 is: 1,786,967.75
Step by Step Solution
- Step 1: Write the proportion equation
385,425.84 : 829,905.75 = 829,905.75 : x - Step 2: Convert to fraction form
385,425.84/829,905.75 = 829,905.75/x - Step 3: Cross multiply
385,425.84x = 829,905.75 × 829,905.75 - Step 4: Simplify right side
385,425.84x = 688,743,553,883.06 - Step 5: Solve for x
x = 688,743,553,883.06/385,425.84 - Step 6: Final answer
x = 1,786,967.75
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.