Finding the Fourth Proportional to 4,151,173.24, 5,728,609.74 and 2,340,324.28
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Solution
The fourth proportional to 4,151,173.24, 5,728,609.74 and 2,340,324.28 is: 3,229,642.25
Step by Step Solution
- Step 1: Write the proportion equation
4,151,173.24 : 5,728,609.74 = 2,340,324.28 : x - Step 2: Convert to fraction form
4,151,173.24/5,728,609.74 = 2,340,324.28/x - Step 3: Cross multiply
4,151,173.24x = 5,728,609.74 × 2,340,324.28 - Step 4: Simplify right side
4,151,173.24x = 13,406,804,465,166.49 - Step 5: Solve for x
x = 13,406,804,465,166.49/4,151,173.24 - Step 6: Final answer
x = 3,229,642.25
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1.5x scale
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.