Finding the Fourth Proportional to 1,283,694.24, 1,771,491.30 and 702,906.84
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Solution
The fourth proportional to 1,283,694.24, 1,771,491.30 and 702,906.84 is: 970,007.74
Step by Step Solution
- Step 1: Write the proportion equation
1,283,694.24 : 1,771,491.30 = 702,906.84 : x - Step 2: Convert to fraction form
1,283,694.24/1,771,491.30 = 702,906.84/x - Step 3: Cross multiply
1,283,694.24x = 1,771,491.30 × 702,906.84 - Step 4: Simplify right side
1,283,694.24x = 1,245,193,351,770.49 - Step 5: Solve for x
x = 1,245,193,351,770.49/1,283,694.24 - Step 6: Final answer
x = 970,007.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.