Finding the Fourth Proportional to 3,750,109.44, 5,174,882.31 and 2,201,433.99
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Solution
The fourth proportional to 3,750,109.44, 5,174,882.31 and 2,201,433.99 is: 3,037,821.16
Step by Step Solution
- Step 1: Write the proportion equation
3,750,109.44 : 5,174,882.31 = 2,201,433.99 : x - Step 2: Convert to fraction form
3,750,109.44/5,174,882.31 = 2,201,433.99/x - Step 3: Cross multiply
3,750,109.44x = 5,174,882.31 × 2,201,433.99 - Step 4: Simplify right side
3,750,109.44x = 11,392,161,811,483.72 - Step 5: Solve for x
x = 11,392,161,811,483.72/3,750,109.44 - Step 6: Final answer
x = 3,037,821.16
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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.