Finding the Fourth Proportional to 2,514,812.82, 3,470,519.97 and 1,368,969.54
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Solution
The fourth proportional to 2,514,812.82, 3,470,519.97 and 1,368,969.54 is: 1,889,220.58
Step by Step Solution
- Step 1: Write the proportion equation
2,514,812.82 : 3,470,519.97 = 1,368,969.54 : x - Step 2: Convert to fraction form
2,514,812.82/3,470,519.97 = 1,368,969.54/x - Step 3: Cross multiply
2,514,812.82x = 3,470,519.97 × 1,368,969.54 - Step 4: Simplify right side
2,514,812.82x = 4,751,036,126,891.71 - Step 5: Solve for x
x = 4,751,036,126,891.71/2,514,812.82 - Step 6: Final answer
x = 1,889,220.58
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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.