Finding the Fourth Proportional to 3,689,295.18, 5,497,266.24 and 3,286,843.44
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Solution
The fourth proportional to 3,689,295.18, 5,497,266.24 and 3,286,843.44 is: 4,897,589.54
Step by Step Solution
- Step 1: Write the proportion equation
3,689,295.18 : 5,497,266.24 = 3,286,843.44 : x - Step 2: Convert to fraction form
3,689,295.18/5,497,266.24 = 3,286,843.44/x - Step 3: Cross multiply
3,689,295.18x = 5,497,266.24 × 3,286,843.44 - Step 4: Simplify right side
3,689,295.18x = 18,068,653,478,877.46 - Step 5: Solve for x
x = 18,068,653,478,877.46/3,689,295.18 - Step 6: Final answer
x = 4,897,589.54
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.