Finding the Fourth Proportional to 2,380,399.44, 3,287,193.15 and 1,657,224.54
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Solution
The fourth proportional to 2,380,399.44, 3,287,193.15 and 1,657,224.54 is: 2,288,530.68
Step by Step Solution
- Step 1: Write the proportion equation
2,380,399.44 : 3,287,193.15 = 1,657,224.54 : x - Step 2: Convert to fraction form
2,380,399.44/3,287,193.15 = 1,657,224.54/x - Step 3: Cross multiply
2,380,399.44x = 3,287,193.15 × 1,657,224.54 - Step 4: Simplify right side
2,380,399.44x = 5,447,617,155,899.90 - Step 5: Solve for x
x = 5,447,617,155,899.90/2,380,399.44 - Step 6: Final answer
x = 2,288,530.68
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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.