Finding the Fourth Proportional to 1,639,184.68, 2,262,224.10 and 994,768.84
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Solution
The fourth proportional to 1,639,184.68, 2,262,224.10 and 994,768.84 is: 1,372,871.57
Step by Step Solution
- Step 1: Write the proportion equation
1,639,184.68 : 2,262,224.10 = 994,768.84 : x - Step 2: Convert to fraction form
1,639,184.68/2,262,224.10 = 994,768.84/x - Step 3: Cross multiply
1,639,184.68x = 2,262,224.10 × 994,768.84 - Step 4: Simplify right side
1,639,184.68x = 2,250,390,043,777.04 - Step 5: Solve for x
x = 2,250,390,043,777.04/1,639,184.68 - Step 6: Final answer
x = 1,372,871.57
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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.