Finding the Fourth Proportional to 4,412,339.16, 6,089,640.90 and 2,478,746.82
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Solution
The fourth proportional to 4,412,339.16, 6,089,640.90 and 2,478,746.82 is: 3,421,014.90
Step by Step Solution
- Step 1: Write the proportion equation
4,412,339.16 : 6,089,640.90 = 2,478,746.82 : x - Step 2: Convert to fraction form
4,412,339.16/6,089,640.90 = 2,478,746.82/x - Step 3: Cross multiply
4,412,339.16x = 6,089,640.90 × 2,478,746.82 - Step 4: Simplify right side
4,412,339.16x = 15,094,678,015,816.94 - Step 5: Solve for x
x = 15,094,678,015,816.94/4,412,339.16 - Step 6: Final answer
x = 3,421,014.90
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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.