Finding the Fourth Proportional to 3,421,754.04, 4,722,537.42 and 1,971,663.96
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Solution
The fourth proportional to 3,421,754.04, 4,722,537.42 and 1,971,663.96 is: 2,721,194.08
Step by Step Solution
- Step 1: Write the proportion equation
3,421,754.04 : 4,722,537.42 = 1,971,663.96 : x - Step 2: Convert to fraction form
3,421,754.04/4,722,537.42 = 1,971,663.96/x - Step 3: Cross multiply
3,421,754.04x = 4,722,537.42 × 1,971,663.96 - Step 4: Simplify right side
3,421,754.04x = 9,311,256,830,765.38 - Step 5: Solve for x
x = 9,311,256,830,765.38/3,421,754.04 - Step 6: Final answer
x = 2,721,194.08
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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.