Finding the Fourth Proportional to 4,543,586.06, 6,270,166.67 and 2,478,645.56
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Solution
The fourth proportional to 4,543,586.06, 6,270,166.67 and 2,478,645.56 is: 3,420,540.65
Step by Step Solution
- Step 1: Write the proportion equation
4,543,586.06 : 6,270,166.67 = 2,478,645.56 : x - Step 2: Convert to fraction form
4,543,586.06/6,270,166.67 = 2,478,645.56/x - Step 3: Cross multiply
4,543,586.06x = 6,270,166.67 × 2,478,645.56 - Step 4: Simplify right side
4,543,586.06x = 15,541,520,780,337.67 - Step 5: Solve for x
x = 15,541,520,780,337.67/4,543,586.06 - Step 6: Final answer
x = 3,420,540.65
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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.