Finding the Fourth Proportional to 2,616,824.95, 3,921,231.08 and 1,760,725.62
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Solution
The fourth proportional to 2,616,824.95, 3,921,231.08 and 1,760,725.62 is: 2,638,392.76
Step by Step Solution
- Step 1: Write the proportion equation
2,616,824.95 : 3,921,231.08 = 1,760,725.62 : x - Step 2: Convert to fraction form
2,616,824.95/3,921,231.08 = 1,760,725.62/x - Step 3: Cross multiply
2,616,824.95x = 3,921,231.08 × 1,760,725.62 - Step 4: Simplify right side
2,616,824.95x = 6,904,211,996,086.49 - Step 5: Solve for x
x = 6,904,211,996,086.49/2,616,824.95 - Step 6: Final answer
x = 2,638,392.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.