Finding the Fourth Proportional to 1,004,121.63, 1,385,696.84 and 551,415.87
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Solution
The fourth proportional to 1,004,121.63, 1,385,696.84 and 551,415.87 is: 760,958.84
Step by Step Solution
- Step 1: Write the proportion equation
1,004,121.63 : 1,385,696.84 = 551,415.87 : x - Step 2: Convert to fraction form
1,004,121.63/1,385,696.84 = 551,415.87/x - Step 3: Cross multiply
1,004,121.63x = 1,385,696.84 × 551,415.87 - Step 4: Simplify right side
1,004,121.63x = 764,095,225,827.77 - Step 5: Solve for x
x = 764,095,225,827.77/1,004,121.63 - Step 6: Final answer
x = 760,958.84
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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.