Finding the Fourth Proportional to 4,043,087.58, 5,579,418.50 and 2,207,540.19
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Solution
The fourth proportional to 4,043,087.58, 5,579,418.50 and 2,207,540.19 is: 3,046,382.33
Step by Step Solution
- Step 1: Write the proportion equation
4,043,087.58 : 5,579,418.50 = 2,207,540.19 : x - Step 2: Convert to fraction form
4,043,087.58/5,579,418.50 = 2,207,540.19/x - Step 3: Cross multiply
4,043,087.58x = 5,579,418.50 × 2,207,540.19 - Step 4: Simplify right side
4,043,087.58x = 12,316,790,564,541.81 - Step 5: Solve for x
x = 12,316,790,564,541.81/4,043,087.58 - Step 6: Final answer
x = 3,046,382.33
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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.