Finding the Fourth Proportional to 3,721,533.39, 5,583,420.72 and 1,162,644.99
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Solution
The fourth proportional to 3,721,533.39, 5,583,420.72 and 1,162,644.99 is: 1,744,317.58
Step by Step Solution
- Step 1: Write the proportion equation
3,721,533.39 : 5,583,420.72 = 1,162,644.99 : x - Step 2: Convert to fraction form
3,721,533.39/5,583,420.72 = 1,162,644.99/x - Step 3: Cross multiply
3,721,533.39x = 5,583,420.72 × 1,162,644.99 - Step 4: Simplify right side
3,721,533.39x = 6,491,536,127,170.19 - Step 5: Solve for x
x = 6,491,536,127,170.19/3,721,533.39 - Step 6: Final answer
x = 1,744,317.58
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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.