Finding the Fourth Proportional to 5,724,009.68, 8,571,842.56 and 4,204,088.40
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Solution
The fourth proportional to 5,724,009.68, 8,571,842.56 and 4,204,088.40 is: 6,295,723.78
Step by Step Solution
- Step 1: Write the proportion equation
5,724,009.68 : 8,571,842.56 = 4,204,088.40 : x - Step 2: Convert to fraction form
5,724,009.68/8,571,842.56 = 4,204,088.40/x - Step 3: Cross multiply
5,724,009.68x = 8,571,842.56 × 4,204,088.40 - Step 4: Simplify right side
5,724,009.68x = 36,036,783,873,122.31 - Step 5: Solve for x
x = 36,036,783,873,122.31/5,724,009.68 - Step 6: Final answer
x = 6,295,723.78
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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.