Finding the Fourth Proportional to 1,465,896.24, 2,022,901.56 and 821,343.60
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Solution
The fourth proportional to 1,465,896.24, 2,022,901.56 and 821,343.60 is: 1,133,434.42
Step by Step Solution
- Step 1: Write the proportion equation
1,465,896.24 : 2,022,901.56 = 821,343.60 : x - Step 2: Convert to fraction form
1,465,896.24/2,022,901.56 = 821,343.60/x - Step 3: Cross multiply
1,465,896.24x = 2,022,901.56 × 821,343.60 - Step 4: Simplify right side
1,465,896.24x = 1,661,497,249,736.02 - Step 5: Solve for x
x = 1,661,497,249,736.02/1,465,896.24 - Step 6: Final answer
x = 1,133,434.42
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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.