Finding the Fourth Proportional to 5,702,191.48, 8,554,563.76 and 1,915,571.08
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Solution
The fourth proportional to 5,702,191.48, 8,554,563.76 and 1,915,571.08 is: 2,873,785.46
Step by Step Solution
- Step 1: Write the proportion equation
5,702,191.48 : 8,554,563.76 = 1,915,571.08 : x - Step 2: Convert to fraction form
5,702,191.48/8,554,563.76 = 1,915,571.08/x - Step 3: Cross multiply
5,702,191.48x = 8,554,563.76 × 1,915,571.08 - Step 4: Simplify right side
5,702,191.48x = 16,386,874,940,672.06 - Step 5: Solve for x
x = 16,386,874,940,672.06/5,702,191.48 - Step 6: Final answer
x = 2,873,785.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.