Finding the Fourth Proportional to 1,368,133.41, 1,887,996.27 and 756,311.94
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Solution
The fourth proportional to 1,368,133.41, 1,887,996.27 and 756,311.94 is: 1,043,695.09
Step by Step Solution
- Step 1: Write the proportion equation
1,368,133.41 : 1,887,996.27 = 756,311.94 : x - Step 2: Convert to fraction form
1,368,133.41/1,887,996.27 = 756,311.94/x - Step 3: Cross multiply
1,368,133.41x = 1,887,996.27 × 756,311.94 - Step 4: Simplify right side
1,368,133.41x = 1,427,914,121,676.46 - Step 5: Solve for x
x = 1,427,914,121,676.46/1,368,133.41 - Step 6: Final answer
x = 1,043,695.09
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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.