Finding the Fourth Proportional to 1,178,974.20, 1,625,697 and 796,336.68
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Solution
The fourth proportional to 1,178,974.20, 1,625,697 and 796,336.68 is: 1,098,075.05
Step by Step Solution
- Step 1: Write the proportion equation
1,178,974.20 : 1,625,697 = 796,336.68 : x - Step 2: Convert to fraction form
1,178,974.20/1,625,697 = 796,336.68/x - Step 3: Cross multiply
1,178,974.20x = 1,625,697 × 796,336.68 - Step 4: Simplify right side
1,178,974.20x = 1,294,602,151,665.96 - Step 5: Solve for x
x = 1,294,602,151,665.96/1,178,974.20 - Step 6: Final answer
x = 1,098,075.05
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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.