Finding the Fourth Proportional to 1,921,319.22, 2,882,975.74 and 856,113.54
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Solution
The fourth proportional to 1,921,319.22, 2,882,975.74 and 856,113.54 is: 1,284,614.52
Step by Step Solution
- Step 1: Write the proportion equation
1,921,319.22 : 2,882,975.74 = 856,113.54 : x - Step 2: Convert to fraction form
1,921,319.22/2,882,975.74 = 856,113.54/x - Step 3: Cross multiply
1,921,319.22x = 2,882,975.74 × 856,113.54 - Step 4: Simplify right side
1,921,319.22x = 2,468,154,566,505.52 - Step 5: Solve for x
x = 2,468,154,566,505.52/1,921,319.22 - Step 6: Final answer
x = 1,284,614.52
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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.