Finding the Fourth Proportional to 3,764,406.98, 5,194,459.99 and 2,132,464.85
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Solution
The fourth proportional to 3,764,406.98, 5,194,459.99 and 2,132,464.85 is: 2,942,562.64
Step by Step Solution
- Step 1: Write the proportion equation
3,764,406.98 : 5,194,459.99 = 2,132,464.85 : x - Step 2: Convert to fraction form
3,764,406.98/5,194,459.99 = 2,132,464.85/x - Step 3: Cross multiply
3,764,406.98x = 5,194,459.99 × 2,132,464.85 - Step 4: Simplify right side
3,764,406.98x = 11,077,003,343,406.35 - Step 5: Solve for x
x = 11,077,003,343,406.35/3,764,406.98 - Step 6: Final answer
x = 2,942,562.64
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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.