Finding the Fourth Proportional to 5,246,885.22, 7,874,813.94 and 2,054,253.42
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Solution
The fourth proportional to 5,246,885.22, 7,874,813.94 and 2,054,253.42 is: 3,083,136.53
Step by Step Solution
- Step 1: Write the proportion equation
5,246,885.22 : 7,874,813.94 = 2,054,253.42 : x - Step 2: Convert to fraction form
5,246,885.22/7,874,813.94 = 2,054,253.42/x - Step 3: Cross multiply
5,246,885.22x = 7,874,813.94 × 2,054,253.42 - Step 4: Simplify right side
5,246,885.22x = 16,176,863,468,108.68 - Step 5: Solve for x
x = 16,176,863,468,108.68/5,246,885.22 - Step 6: Final answer
x = 3,083,136.53
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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.