Finding the Fourth Proportional to 3,684,920.14, 5,085,060.42 and 2,053,243.18
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Solution
The fourth proportional to 3,684,920.14, 5,085,060.42 and 2,053,243.18 is: 2,833,403.50
Step by Step Solution
- Step 1: Write the proportion equation
3,684,920.14 : 5,085,060.42 = 2,053,243.18 : x - Step 2: Convert to fraction form
3,684,920.14/5,085,060.42 = 2,053,243.18/x - Step 3: Cross multiply
3,684,920.14x = 5,085,060.42 × 2,053,243.18 - Step 4: Simplify right side
3,684,920.14x = 10,440,865,627,252.94 - Step 5: Solve for x
x = 10,440,865,627,252.94/3,684,920.14 - Step 6: Final answer
x = 2,833,403.50
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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.