Finding the Fourth Proportional to 3,491,294.73, 4,817,911.19 and 2,021,265.26
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Solution
The fourth proportional to 3,491,294.73, 4,817,911.19 and 2,021,265.26 is: 2,789,302.33
Step by Step Solution
- Step 1: Write the proportion equation
3,491,294.73 : 4,817,911.19 = 2,021,265.26 : x - Step 2: Convert to fraction form
3,491,294.73/4,817,911.19 = 2,021,265.26/x - Step 3: Cross multiply
3,491,294.73x = 4,817,911.19 × 2,021,265.26 - Step 4: Simplify right side
3,491,294.73x = 9,738,276,514,112.26 - Step 5: Solve for x
x = 9,738,276,514,112.26/3,491,294.73 - Step 6: Final answer
x = 2,789,302.33
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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.