Finding the Fourth Proportional to 3,480,316.69, 4,802,869.81 and 1,952,456.62
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Solution
The fourth proportional to 3,480,316.69, 4,802,869.81 and 1,952,456.62 is: 2,694,408.52
Step by Step Solution
- Step 1: Write the proportion equation
3,480,316.69 : 4,802,869.81 = 1,952,456.62 : x - Step 2: Convert to fraction form
3,480,316.69/4,802,869.81 = 1,952,456.62/x - Step 3: Cross multiply
3,480,316.69x = 4,802,869.81 × 1,952,456.62 - Step 4: Simplify right side
3,480,316.69x = 9,377,394,955,532.64 - Step 5: Solve for x
x = 9,377,394,955,532.64/3,480,316.69 - Step 6: Final answer
x = 2,694,408.52
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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.