Finding the Fourth Proportional to 4,077,172.36, 6,115,759.91 and 1,198,539.08
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Solution
The fourth proportional to 4,077,172.36, 6,115,759.91 and 1,198,539.08 is: 1,797,809.02
Step by Step Solution
- Step 1: Write the proportion equation
4,077,172.36 : 6,115,759.91 = 1,198,539.08 : x - Step 2: Convert to fraction form
4,077,172.36/6,115,759.91 = 1,198,539.08/x - Step 3: Cross multiply
4,077,172.36x = 6,115,759.91 × 1,198,539.08 - Step 4: Simplify right side
4,077,172.36x = 7,329,977,246,889.41 - Step 5: Solve for x
x = 7,329,977,246,889.41/4,077,172.36 - Step 6: Final answer
x = 1,797,809.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.