Finding the Third Proportional to 686,814.19 and 1,491,858
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Solution
The third proportional to 686,814.19 and 1,491,858 is: 3,240,527.54
Step by Step Solution
- Step 1: Write the proportion equation
686,814.19 : 1,491,858 = 1,491,858 : x - Step 2: Convert to fraction form
686,814.19/1,491,858 = 1,491,858/x - Step 3: Cross multiply
686,814.19x = 1,491,858 × 1,491,858 - Step 4: Simplify right side
686,814.19x = 2,225,640,292,164 - Step 5: Solve for x
x = 2,225,640,292,164/686,814.19 - Step 6: Final answer
x = 3,240,527.54
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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.