Finding the Fourth Proportional to 5,237,516.84, 7,849,107.66 and 3,957,071.72
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Solution
The fourth proportional to 5,237,516.84, 7,849,107.66 and 3,957,071.72 is: 5,930,192.28
Step by Step Solution
- Step 1: Write the proportion equation
5,237,516.84 : 7,849,107.66 = 3,957,071.72 : x - Step 2: Convert to fraction form
5,237,516.84/7,849,107.66 = 3,957,071.72/x - Step 3: Cross multiply
5,237,516.84x = 7,849,107.66 × 3,957,071.72 - Step 4: Simplify right side
5,237,516.84x = 31,059,481,948,621.38 - Step 5: Solve for x
x = 31,059,481,948,621.38/5,237,516.84 - Step 6: Final answer
x = 5,930,192.28
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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.