Finding the Fourth Proportional to 3,661,747.30, 5,493,687.45 and 1,639,518.26
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Solution
The fourth proportional to 3,661,747.30, 5,493,687.45 and 1,639,518.26 is: 2,459,754.90
Step by Step Solution
- Step 1: Write the proportion equation
3,661,747.30 : 5,493,687.45 = 1,639,518.26 : x - Step 2: Convert to fraction form
3,661,747.30/5,493,687.45 = 1,639,518.26/x - Step 3: Cross multiply
3,661,747.30x = 5,493,687.45 × 1,639,518.26 - Step 4: Simplify right side
3,661,747.30x = 9,007,000,880,810.25 - Step 5: Solve for x
x = 9,007,000,880,810.25/3,661,747.30 - Step 6: Final answer
x = 2,459,754.90
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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.