Finding the Fourth Proportional to 1,235,921.97, 1,851,702.62 and 1,082,406.09
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Solution
The fourth proportional to 1,235,921.97, 1,851,702.62 and 1,082,406.09 is: 1,621,699.62
Step by Step Solution
- Step 1: Write the proportion equation
1,235,921.97 : 1,851,702.62 = 1,082,406.09 : x - Step 2: Convert to fraction form
1,235,921.97/1,851,702.62 = 1,082,406.09/x - Step 3: Cross multiply
1,235,921.97x = 1,851,702.62 × 1,082,406.09 - Step 4: Simplify right side
1,235,921.97x = 2,004,294,187,344.93 - Step 5: Solve for x
x = 2,004,294,187,344.93/1,235,921.97 - Step 6: Final answer
x = 1,621,699.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.