Finding the Fourth Proportional to 4,536,346.70, 6,814,657.65 and 3,789,850.70
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Solution
The fourth proportional to 4,536,346.70, 6,814,657.65 and 3,789,850.70 is: 5,693,245.42
Step by Step Solution
- Step 1: Write the proportion equation
4,536,346.70 : 6,814,657.65 = 3,789,850.70 : x - Step 2: Convert to fraction form
4,536,346.70/6,814,657.65 = 3,789,850.70/x - Step 3: Cross multiply
4,536,346.70x = 6,814,657.65 × 3,789,850.70 - Step 4: Simplify right side
4,536,346.70x = 25,826,535,065,112.86 - Step 5: Solve for x
x = 25,826,535,065,112.86/4,536,346.70 - Step 6: Final answer
x = 5,693,245.42
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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.