Finding the Fourth Proportional to 4,682,156.87, 7,018,446.45 and 2,372,371.17
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Solution
The fourth proportional to 4,682,156.87, 7,018,446.45 and 2,372,371.17 is: 3,556,130.32
Step by Step Solution
- Step 1: Write the proportion equation
4,682,156.87 : 7,018,446.45 = 2,372,371.17 : x - Step 2: Convert to fraction form
4,682,156.87/7,018,446.45 = 2,372,371.17/x - Step 3: Cross multiply
4,682,156.87x = 7,018,446.45 × 2,372,371.17 - Step 4: Simplify right side
4,682,156.87x = 16,650,359,998,746.06 - Step 5: Solve for x
x = 16,650,359,998,746.06/4,682,156.87 - Step 6: Final answer
x = 3,556,130.32
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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.