Finding the Fourth Proportional to 3,443,678.97, 5,167,514.49 and 1,737,955.65
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Solution
The fourth proportional to 3,443,678.97, 5,167,514.49 and 1,737,955.65 is: 2,607,940.83
Step by Step Solution
- Step 1: Write the proportion equation
3,443,678.97 : 5,167,514.49 = 1,737,955.65 : x - Step 2: Convert to fraction form
3,443,678.97/5,167,514.49 = 1,737,955.65/x - Step 3: Cross multiply
3,443,678.97x = 5,167,514.49 × 1,737,955.65 - Step 4: Simplify right side
3,443,678.97x = 8,980,911,004,352.37 - Step 5: Solve for x
x = 8,980,911,004,352.37/3,443,678.97 - Step 6: Final answer
x = 2,607,940.83
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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.