Finding the Fourth Proportional to 1,814,654.64, 2,504,232.42 and 998,940.36
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Solution
The fourth proportional to 1,814,654.64, 2,504,232.42 and 998,940.36 is: 1,378,542.66
Step by Step Solution
- Step 1: Write the proportion equation
1,814,654.64 : 2,504,232.42 = 998,940.36 : x - Step 2: Convert to fraction form
1,814,654.64/2,504,232.42 = 998,940.36/x - Step 3: Cross multiply
1,814,654.64x = 2,504,232.42 × 998,940.36 - Step 4: Simplify right side
1,814,654.64x = 2,501,578,835,158.47 - Step 5: Solve for x
x = 2,501,578,835,158.47/1,814,654.64 - Step 6: Final answer
x = 1,378,542.66
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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.