Finding the Fourth Proportional to 4,724,743.03, 7,088,148.14 and 1,530,192.13
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Solution
The fourth proportional to 4,724,743.03, 7,088,148.14 and 1,530,192.13 is: 2,295,622.94
Step by Step Solution
- Step 1: Write the proportion equation
4,724,743.03 : 7,088,148.14 = 1,530,192.13 : x - Step 2: Convert to fraction form
4,724,743.03/7,088,148.14 = 1,530,192.13/x - Step 3: Cross multiply
4,724,743.03x = 7,088,148.14 × 1,530,192.13 - Step 4: Simplify right side
4,724,743.03x = 10,846,228,474,730.81 - Step 5: Solve for x
x = 10,846,228,474,730.81/4,724,743.03 - Step 6: Final answer
x = 2,295,622.94
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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.