Finding the Fourth Proportional to 4,953,479.51, 6,836,548.91 and 3,020,861.18
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Solution
The fourth proportional to 4,953,479.51, 6,836,548.91 and 3,020,861.18 is: 4,169,244.09
Step by Step Solution
- Step 1: Write the proportion equation
4,953,479.51 : 6,836,548.91 = 3,020,861.18 : x - Step 2: Convert to fraction form
4,953,479.51/6,836,548.91 = 3,020,861.18/x - Step 3: Cross multiply
4,953,479.51x = 6,836,548.91 × 3,020,861.18 - Step 4: Simplify right side
4,953,479.51x = 20,652,265,180,759.72 - Step 5: Solve for x
x = 20,652,265,180,759.72/4,953,479.51 - Step 6: Final answer
x = 4,169,244.09
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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.