Finding the Fourth Proportional to 4,245,423.48, 5,857,905.96 and 2,503,639.26
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Solution
The fourth proportional to 4,245,423.48, 5,857,905.96 and 2,503,639.26 is: 3,454,563.11
Step by Step Solution
- Step 1: Write the proportion equation
4,245,423.48 : 5,857,905.96 = 2,503,639.26 : x - Step 2: Convert to fraction form
4,245,423.48/5,857,905.96 = 2,503,639.26/x - Step 3: Cross multiply
4,245,423.48x = 5,857,905.96 × 2,503,639.26 - Step 4: Simplify right side
4,245,423.48x = 14,666,083,342,843.99 - Step 5: Solve for x
x = 14,666,083,342,843.99/4,245,423.48 - Step 6: Final answer
x = 3,454,563.11
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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.