Finding the Fourth Proportional to 1,622,375.70, 2,238,201.94 and 933,882.82
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Solution
The fourth proportional to 1,622,375.70, 2,238,201.94 and 933,882.82 is: 1,288,368.86
Step by Step Solution
- Step 1: Write the proportion equation
1,622,375.70 : 2,238,201.94 = 933,882.82 : x - Step 2: Convert to fraction form
1,622,375.70/2,238,201.94 = 933,882.82/x - Step 3: Cross multiply
1,622,375.70x = 2,238,201.94 × 933,882.82 - Step 4: Simplify right side
1,622,375.70x = 2,090,218,333,277.49 - Step 5: Solve for x
x = 2,090,218,333,277.49/1,622,375.70 - Step 6: Final answer
x = 1,288,368.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.