Finding the Fourth Proportional to 1,891,819.46, 2,610,795.92 and 1,065,177.68
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Solution
The fourth proportional to 1,891,819.46, 2,610,795.92 and 1,065,177.68 is: 1,469,993.08
Step by Step Solution
- Step 1: Write the proportion equation
1,891,819.46 : 2,610,795.92 = 1,065,177.68 : x - Step 2: Convert to fraction form
1,891,819.46/2,610,795.92 = 1,065,177.68/x - Step 3: Cross multiply
1,891,819.46x = 2,610,795.92 × 1,065,177.68 - Step 4: Simplify right side
1,891,819.46x = 2,780,961,522,639.20 - Step 5: Solve for x
x = 2,780,961,522,639.20/1,891,819.46 - Step 6: Final answer
x = 1,469,993.08
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.