Finding the Third Proportional to 686,815.88 and 1,491,798.94
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Solution
The third proportional to 686,815.88 and 1,491,798.94 is: 3,240,263.00
Step by Step Solution
- Step 1: Write the proportion equation
686,815.88 : 1,491,798.94 = 1,491,798.94 : x - Step 2: Convert to fraction form
686,815.88/1,491,798.94 = 1,491,798.94/x - Step 3: Cross multiply
686,815.88x = 1,491,798.94 × 1,491,798.94 - Step 4: Simplify right side
686,815.88x = 2,225,464,069,926.13 - Step 5: Solve for x
x = 2,225,464,069,926.13/686,815.88 - Step 6: Final answer
x = 3,240,263.00
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.