Finding the Fourth Proportional to 4,324,245.75, 5,966,941.09 and 2,390,243.38
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Solution
The fourth proportional to 4,324,245.75, 5,966,941.09 and 2,390,243.38 is: 3,298,249.51
Step by Step Solution
- Step 1: Write the proportion equation
4,324,245.75 : 5,966,941.09 = 2,390,243.38 : x - Step 2: Convert to fraction form
4,324,245.75/5,966,941.09 = 2,390,243.38/x - Step 3: Cross multiply
4,324,245.75x = 5,966,941.09 × 2,390,243.38 - Step 4: Simplify right side
4,324,245.75x = 14,262,441,422,811.23 - Step 5: Solve for x
x = 14,262,441,422,811.23/4,324,245.75 - Step 6: Final answer
x = 3,298,249.51
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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.