Finding the Fourth Proportional to 2,563,820.09, 3,538,545.04 and 1,647,195.09
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Solution
The fourth proportional to 2,563,820.09, 3,538,545.04 and 1,647,195.09 is: 2,273,433.32
Step by Step Solution
- Step 1: Write the proportion equation
2,563,820.09 : 3,538,545.04 = 1,647,195.09 : x - Step 2: Convert to fraction form
2,563,820.09/3,538,545.04 = 1,647,195.09/x - Step 3: Cross multiply
2,563,820.09x = 3,538,545.04 × 1,647,195.09 - Step 4: Simplify right side
2,563,820.09x = 5,828,674,015,631.85 - Step 5: Solve for x
x = 5,828,674,015,631.85/2,563,820.09 - Step 6: Final answer
x = 2,273,433.32
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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.