Finding the Fourth Proportional to 1,968,668.97, 2,716,846.95 and 1,097,503.49
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Solution
The fourth proportional to 1,968,668.97, 2,716,846.95 and 1,097,503.49 is: 1,514,601.52
Step by Step Solution
- Step 1: Write the proportion equation
1,968,668.97 : 2,716,846.95 = 1,097,503.49 : x - Step 2: Convert to fraction form
1,968,668.97/2,716,846.95 = 1,097,503.49/x - Step 3: Cross multiply
1,968,668.97x = 2,716,846.95 × 1,097,503.49 - Step 4: Simplify right side
1,968,668.97x = 2,981,749,020,328.61 - Step 5: Solve for x
x = 2,981,749,020,328.61/1,968,668.97 - Step 6: Final answer
x = 1,514,601.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.