Finding the Fourth Proportional to 1,841,463.75, 2,541,347.73 and 1,116,342.03
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Solution
The fourth proportional to 1,841,463.75, 2,541,347.73 and 1,116,342.03 is: 1,540,629.45
Step by Step Solution
- Step 1: Write the proportion equation
1,841,463.75 : 2,541,347.73 = 1,116,342.03 : x - Step 2: Convert to fraction form
1,841,463.75/2,541,347.73 = 1,116,342.03/x - Step 3: Cross multiply
1,841,463.75x = 2,541,347.73 × 1,116,342.03 - Step 4: Simplify right side
1,841,463.75x = 2,837,013,283,844.09 - Step 5: Solve for x
x = 2,837,013,283,844.09/1,841,463.75 - Step 6: Final answer
x = 1,540,629.45
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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.