Finding the Fourth Proportional to 4,856,322.37, 6,701,549.21 and 2,680,818.80
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Solution
The fourth proportional to 4,856,322.37, 6,701,549.21 and 2,680,818.80 is: 3,699,432.97
Step by Step Solution
- Step 1: Write the proportion equation
4,856,322.37 : 6,701,549.21 = 2,680,818.80 : x - Step 2: Convert to fraction form
4,856,322.37/6,701,549.21 = 2,680,818.80/x - Step 3: Cross multiply
4,856,322.37x = 6,701,549.21 × 2,680,818.80 - Step 4: Simplify right side
4,856,322.37x = 17,965,639,111,293.15 - Step 5: Solve for x
x = 17,965,639,111,293.15/4,856,322.37 - Step 6: Final answer
x = 3,699,432.97
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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.