Finding the Third Proportional to 380,776.78 and 836,292.09
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Solution
The third proportional to 380,776.78 and 836,292.09 is: 1,836,730.86
Step by Step Solution
- Step 1: Write the proportion equation
380,776.78 : 836,292.09 = 836,292.09 : x - Step 2: Convert to fraction form
380,776.78/836,292.09 = 836,292.09/x - Step 3: Cross multiply
380,776.78x = 836,292.09 × 836,292.09 - Step 4: Simplify right side
380,776.78x = 699,384,466,068.76 - Step 5: Solve for x
x = 699,384,466,068.76/380,776.78 - Step 6: Final answer
x = 1,836,730.86
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.