Finding the Fourth Proportional to 4,870,159.76, 6,723,523.36 and 2,936,910.08
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Solution
The fourth proportional to 4,870,159.76, 6,723,523.36 and 2,936,910.08 is: 4,054,565.87
Step by Step Solution
- Step 1: Write the proportion equation
4,870,159.76 : 6,723,523.36 = 2,936,910.08 : x - Step 2: Convert to fraction form
4,870,159.76/6,723,523.36 = 2,936,910.08/x - Step 3: Cross multiply
4,870,159.76x = 6,723,523.36 × 2,936,910.08 - Step 4: Simplify right side
4,870,159.76x = 19,746,383,529,099.47 - Step 5: Solve for x
x = 19,746,383,529,099.47/4,870,159.76 - Step 6: Final answer
x = 4,054,565.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.