Finding the Fourth Proportional to 3,781,252.92, 5,218,125.84 and 2,062,368.12
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Solution
The fourth proportional to 3,781,252.92, 5,218,125.84 and 2,062,368.12 is: 2,846,066.27
Step by Step Solution
- Step 1: Write the proportion equation
3,781,252.92 : 5,218,125.84 = 2,062,368.12 : x - Step 2: Convert to fraction form
3,781,252.92/5,218,125.84 = 2,062,368.12/x - Step 3: Cross multiply
3,781,252.92x = 5,218,125.84 × 2,062,368.12 - Step 4: Simplify right side
3,781,252.92x = 10,761,696,378,564.22 - Step 5: Solve for x
x = 10,761,696,378,564.22/3,781,252.92 - Step 6: Final answer
x = 2,846,066.27
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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.