Finding the Fourth Proportional to 2,707,234.80, 3,735,984.64 and 1,619,551.68
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Solution
The fourth proportional to 2,707,234.80, 3,735,984.64 and 1,619,551.68 is: 2,234,981.69
Step by Step Solution
- Step 1: Write the proportion equation
2,707,234.80 : 3,735,984.64 = 1,619,551.68 : x - Step 2: Convert to fraction form
2,707,234.80/3,735,984.64 = 1,619,551.68/x - Step 3: Cross multiply
2,707,234.80x = 3,735,984.64 × 1,619,551.68 - Step 4: Simplify right side
2,707,234.80x = 6,050,620,200,166.20 - Step 5: Solve for x
x = 6,050,620,200,166.20/2,707,234.80 - Step 6: Final answer
x = 2,234,981.69
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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.