Finding the Fourth Proportional to 1,914,251.97, 2,641,633.66 and 1,043,092.82
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Solution
The fourth proportional to 1,914,251.97, 2,641,633.66 and 1,043,092.82 is: 1,439,449.53
Step by Step Solution
- Step 1: Write the proportion equation
1,914,251.97 : 2,641,633.66 = 1,043,092.82 : x - Step 2: Convert to fraction form
1,914,251.97/2,641,633.66 = 1,043,092.82/x - Step 3: Cross multiply
1,914,251.97x = 2,641,633.66 × 1,043,092.82 - Step 4: Simplify right side
1,914,251.97x = 2,755,469,111,724.27 - Step 5: Solve for x
x = 2,755,469,111,724.27/1,914,251.97 - Step 6: Final answer
x = 1,439,449.53
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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.