Finding the Fourth Proportional to 5,299,804.92, 7,949,537.88 and 2,227,423.48
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Solution
The fourth proportional to 5,299,804.92, 7,949,537.88 and 2,227,423.48 is: 3,341,063.98
Step by Step Solution
- Step 1: Write the proportion equation
5,299,804.92 : 7,949,537.88 = 2,227,423.48 : x - Step 2: Convert to fraction form
5,299,804.92/7,949,537.88 = 2,227,423.48/x - Step 3: Cross multiply
5,299,804.92x = 7,949,537.88 × 2,227,423.48 - Step 4: Simplify right side
5,299,804.92x = 17,706,987,329,061.42 - Step 5: Solve for x
x = 17,706,987,329,061.42/5,299,804.92 - Step 6: Final answer
x = 3,341,063.98
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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.