Finding the Fourth Proportional to 3,216,630.96, 4,823,529.35 and 1,511,258.99
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Solution
The fourth proportional to 3,216,630.96, 4,823,529.35 and 1,511,258.99 is: 2,266,222.69
Step by Step Solution
- Step 1: Write the proportion equation
3,216,630.96 : 4,823,529.35 = 1,511,258.99 : x - Step 2: Convert to fraction form
3,216,630.96/4,823,529.35 = 1,511,258.99/x - Step 3: Cross multiply
3,216,630.96x = 4,823,529.35 × 1,511,258.99 - Step 4: Simplify right side
3,216,630.96x = 7,289,602,062,042.42 - Step 5: Solve for x
x = 7,289,602,062,042.42/3,216,630.96 - Step 6: Final answer
x = 2,266,222.69
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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.