Finding the Fourth Proportional to 1,820,821.14, 2,731,527.36 and 683,672.94
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Solution
The fourth proportional to 1,820,821.14, 2,731,527.36 and 683,672.94 is: 1,025,620.42
Step by Step Solution
- Step 1: Write the proportion equation
1,820,821.14 : 2,731,527.36 = 683,672.94 : x - Step 2: Convert to fraction form
1,820,821.14/2,731,527.36 = 683,672.94/x - Step 3: Cross multiply
1,820,821.14x = 2,731,527.36 × 683,672.94 - Step 4: Simplify right side
1,820,821.14x = 1,867,471,340,901.64 - Step 5: Solve for x
x = 1,867,471,340,901.64/1,820,821.14 - Step 6: Final answer
x = 1,025,620.42
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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.