Finding the Fourth Proportional to 5,754,654.26, 7,941,423.57 and 3,176,335.73
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Solution
The fourth proportional to 5,754,654.26, 7,941,423.57 and 3,176,335.73 is: 4,383,343.69
Step by Step Solution
- Step 1: Write the proportion equation
5,754,654.26 : 7,941,423.57 = 3,176,335.73 : x - Step 2: Convert to fraction form
5,754,654.26/7,941,423.57 = 3,176,335.73/x - Step 3: Cross multiply
5,754,654.26x = 7,941,423.57 × 3,176,335.73 - Step 4: Simplify right side
5,754,654.26x = 25,224,627,432,455.16 - Step 5: Solve for x
x = 25,224,627,432,455.16/5,754,654.26 - Step 6: Final answer
x = 4,383,343.69
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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.