Finding the Fourth Proportional to 1,541,880.79, 2,127,761.69 and 844,160.13
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Solution
The fourth proportional to 1,541,880.79, 2,127,761.69 and 844,160.13 is: 1,164,922.47
Step by Step Solution
- Step 1: Write the proportion equation
1,541,880.79 : 2,127,761.69 = 844,160.13 : x - Step 2: Convert to fraction form
1,541,880.79/2,127,761.69 = 844,160.13/x - Step 3: Cross multiply
1,541,880.79x = 2,127,761.69 × 844,160.13 - Step 4: Simplify right side
1,541,880.79x = 1,796,171,582,992.82 - Step 5: Solve for x
x = 1,796,171,582,992.82/1,541,880.79 - Step 6: Final answer
x = 1,164,922.47
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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.