Finding the Fourth Proportional to 1,159,163.60, 1,739,245.97 and 627,059.21
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Solution
The fourth proportional to 1,159,163.60, 1,739,245.97 and 627,059.21 is: 940,859.60
Step by Step Solution
- Step 1: Write the proportion equation
1,159,163.60 : 1,739,245.97 = 627,059.21 : x - Step 2: Convert to fraction form
1,159,163.60/1,739,245.97 = 627,059.21/x - Step 3: Cross multiply
1,159,163.60x = 1,739,245.97 × 627,059.21 - Step 4: Simplify right side
1,159,163.60x = 1,090,610,196,815.30 - Step 5: Solve for x
x = 1,090,610,196,815.30/1,159,163.60 - Step 6: Final answer
x = 940,859.60
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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.