Finding the Fourth Proportional to 2,511,243.21, 3,466,143.38 and 1,543,813.00
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Solution
The fourth proportional to 2,511,243.21, 3,466,143.38 and 1,543,813.00 is: 2,130,847.85
Step by Step Solution
- Step 1: Write the proportion equation
2,511,243.21 : 3,466,143.38 = 1,543,813.00 : x - Step 2: Convert to fraction form
2,511,243.21/3,466,143.38 = 1,543,813.00/x - Step 3: Cross multiply
2,511,243.21x = 3,466,143.38 × 1,543,813.00 - Step 4: Simplify right side
2,511,243.21x = 5,351,077,192,577.22 - Step 5: Solve for x
x = 5,351,077,192,577.22/2,511,243.21 - Step 6: Final answer
x = 2,130,847.85
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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.