Finding the Fourth Proportional to 3,274,148.79, 4,910,025.74 and 1,251,392.49
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Solution
The fourth proportional to 3,274,148.79, 4,910,025.74 and 1,251,392.49 is: 1,876,631.06
Step by Step Solution
- Step 1: Write the proportion equation
3,274,148.79 : 4,910,025.74 = 1,251,392.49 : x - Step 2: Convert to fraction form
3,274,148.79/4,910,025.74 = 1,251,392.49/x - Step 3: Cross multiply
3,274,148.79x = 4,910,025.74 × 1,251,392.49 - Step 4: Simplify right side
3,274,148.79x = 6,144,369,330,485.73 - Step 5: Solve for x
x = 6,144,369,330,485.73/3,274,148.79 - Step 6: Final answer
x = 1,876,631.06
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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.