Finding the Fourth Proportional to 1,511,992.70, 2,268,431.98 and 447,062.48
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Solution
The fourth proportional to 1,511,992.70, 2,268,431.98 and 447,062.48 is: 670,724.68
Step by Step Solution
- Step 1: Write the proportion equation
1,511,992.70 : 2,268,431.98 = 447,062.48 : x - Step 2: Convert to fraction form
1,511,992.70/2,268,431.98 = 447,062.48/x - Step 3: Cross multiply
1,511,992.70x = 2,268,431.98 × 447,062.48 - Step 4: Simplify right side
1,511,992.70x = 1,014,130,814,230.29 - Step 5: Solve for x
x = 1,014,130,814,230.29/1,511,992.70 - Step 6: Final answer
x = 670,724.68
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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.