Finding the Third Proportional to 812,948.91 and 1,207,634.06
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Solution
The third proportional to 812,948.91 and 1,207,634.06 is: 1,793,938.12
Step by Step Solution
- Step 1: Write the proportion equation
812,948.91 : 1,207,634.06 = 1,207,634.06 : x - Step 2: Convert to fraction form
812,948.91/1,207,634.06 = 1,207,634.06/x - Step 3: Cross multiply
812,948.91x = 1,207,634.06 × 1,207,634.06 - Step 4: Simplify right side
812,948.91x = 1,458,380,028,910.25 - Step 5: Solve for x
x = 1,458,380,028,910.25/812,948.91 - Step 6: Final answer
x = 1,793,938.12
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.