Finding the Fourth Proportional to 3,301,538.13, 4,556,501.64 and 2,198,908.62
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Solution
The fourth proportional to 3,301,538.13, 4,556,501.64 and 2,198,908.62 is: 3,034,746.33
Step by Step Solution
- Step 1: Write the proportion equation
3,301,538.13 : 4,556,501.64 = 2,198,908.62 : x - Step 2: Convert to fraction form
3,301,538.13/4,556,501.64 = 2,198,908.62/x - Step 3: Cross multiply
3,301,538.13x = 4,556,501.64 × 2,198,908.62 - Step 4: Simplify right side
3,301,538.13x = 10,019,330,733,240.14 - Step 5: Solve for x
x = 10,019,330,733,240.14/3,301,538.13 - Step 6: Final answer
x = 3,034,746.33
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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.