Finding the Fourth Proportional to 3,343,691.26, 4,615,706.60 and 2,257,434.28
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Solution
The fourth proportional to 3,343,691.26, 4,615,706.60 and 2,257,434.28 is: 3,116,213.04
Step by Step Solution
- Step 1: Write the proportion equation
3,343,691.26 : 4,615,706.60 = 2,257,434.28 : x - Step 2: Convert to fraction form
3,343,691.26/4,615,706.60 = 2,257,434.28/x - Step 3: Cross multiply
3,343,691.26x = 4,615,706.60 × 2,257,434.28 - Step 4: Simplify right side
3,343,691.26x = 10,419,654,305,262.25 - Step 5: Solve for x
x = 10,419,654,305,262.25/3,343,691.26 - Step 6: Final answer
x = 3,116,213.04
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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.