Finding the Fourth Proportional to 2,582,676.20, 3,874,014.30 and 1,637,114.60
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Solution
The fourth proportional to 2,582,676.20, 3,874,014.30 and 1,637,114.60 is: 2,455,671.90
Step by Step Solution
- Step 1: Write the proportion equation
2,582,676.20 : 3,874,014.30 = 1,637,114.60 : x - Step 2: Convert to fraction form
2,582,676.20/3,874,014.30 = 1,637,114.60/x - Step 3: Cross multiply
2,582,676.20x = 3,874,014.30 × 1,637,114.60 - Step 4: Simplify right side
2,582,676.20x = 6,342,205,371,138.78 - Step 5: Solve for x
x = 6,342,205,371,138.78/2,582,676.20 - Step 6: Final answer
x = 2,455,671.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.