Finding the Fourth Proportional to 4,741,079.23, 6,541,985.49 and 2,879,526.01
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Solution
The fourth proportional to 4,741,079.23, 6,541,985.49 and 2,879,526.01 is: 3,973,318.41
Step by Step Solution
- Step 1: Write the proportion equation
4,741,079.23 : 6,541,985.49 = 2,879,526.01 : x - Step 2: Convert to fraction form
4,741,079.23/6,541,985.49 = 2,879,526.01/x - Step 3: Cross multiply
4,741,079.23x = 6,541,985.49 × 2,879,526.01 - Step 4: Simplify right side
4,741,079.23x = 18,837,817,375,497.59 - Step 5: Solve for x
x = 18,837,817,375,497.59/4,741,079.23 - Step 6: Final answer
x = 3,973,318.41
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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.