Finding the Fourth Proportional to 4,212,183.24, 6,319,226.16 and 1,333,724.92
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Solution
The fourth proportional to 4,212,183.24, 6,319,226.16 and 1,333,724.92 is: 2,000,888.59
Step by Step Solution
- Step 1: Write the proportion equation
4,212,183.24 : 6,319,226.16 = 1,333,724.92 : x - Step 2: Convert to fraction form
4,212,183.24/6,319,226.16 = 1,333,724.92/x - Step 3: Cross multiply
4,212,183.24x = 6,319,226.16 × 1,333,724.92 - Step 4: Simplify right side
4,212,183.24x = 8,428,109,404,707.91 - Step 5: Solve for x
x = 8,428,109,404,707.91/4,212,183.24 - Step 6: Final answer
x = 2,000,888.59
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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.