Finding the Fourth Proportional to 1,954,409.58, 2,931,537.69 and 816,877.98
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Solution
The fourth proportional to 1,954,409.58, 2,931,537.69 and 816,877.98 is: 1,225,284.92
Step by Step Solution
- Step 1: Write the proportion equation
1,954,409.58 : 2,931,537.69 = 816,877.98 : x - Step 2: Convert to fraction form
1,954,409.58/2,931,537.69 = 816,877.98/x - Step 3: Cross multiply
1,954,409.58x = 2,931,537.69 × 816,877.98 - Step 4: Simplify right side
1,954,409.58x = 2,394,708,586,501.07 - Step 5: Solve for x
x = 2,394,708,586,501.07/1,954,409.58 - Step 6: Final answer
x = 1,225,284.92
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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.