Finding the Fourth Proportional to 3,672,885.00, 5,509,340.31 and 1,114,121.99
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Solution
The fourth proportional to 3,672,885.00, 5,509,340.31 and 1,114,121.99 is: 1,671,186.88
Step by Step Solution
- Step 1: Write the proportion equation
3,672,885.00 : 5,509,340.31 = 1,114,121.99 : x - Step 2: Convert to fraction form
3,672,885.00/5,509,340.31 = 1,114,121.99/x - Step 3: Cross multiply
3,672,885.00x = 5,509,340.31 × 1,114,121.99 - Step 4: Simplify right side
3,672,885.00x = 6,138,077,203,015.58 - Step 5: Solve for x
x = 6,138,077,203,015.58/3,672,885.00 - Step 6: Final answer
x = 1,671,186.88
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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.