Finding the Fourth Proportional to 1,968,475.26, 2,716,495.86 and 1,063,057.26
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Solution
The fourth proportional to 1,968,475.26, 2,716,495.86 and 1,063,057.26 is: 1,467,019.02
Step by Step Solution
- Step 1: Write the proportion equation
1,968,475.26 : 2,716,495.86 = 1,063,057.26 : x - Step 2: Convert to fraction form
1,968,475.26/2,716,495.86 = 1,063,057.26/x - Step 3: Cross multiply
1,968,475.26x = 2,716,495.86 × 1,063,057.26 - Step 4: Simplify right side
1,968,475.26x = 2,887,790,645,732.94 - Step 5: Solve for x
x = 2,887,790,645,732.94/1,968,475.26 - Step 6: Final answer
x = 1,467,019.02
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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.