Finding the Fourth Proportional to 2,543,257.02, 3,512,799.63 and 1,901,523.18
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Solution
The fourth proportional to 2,543,257.02, 3,512,799.63 and 1,901,523.18 is: 2,626,423.47
Step by Step Solution
- Step 1: Write the proportion equation
2,543,257.02 : 3,512,799.63 = 1,901,523.18 : x - Step 2: Convert to fraction form
2,543,257.02/3,512,799.63 = 1,901,523.18/x - Step 3: Cross multiply
2,543,257.02x = 3,512,799.63 × 1,901,523.18 - Step 4: Simplify right side
2,543,257.02x = 6,679,669,923,140.42 - Step 5: Solve for x
x = 6,679,669,923,140.42/2,543,257.02 - Step 6: Final answer
x = 2,626,423.47
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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.