Finding the Fourth Proportional to 4,324,647.64, 5,967,021.66 and 2,581,977.40
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Solution
The fourth proportional to 4,324,647.64, 5,967,021.66 and 2,581,977.40 is: 3,562,536.50
Step by Step Solution
- Step 1: Write the proportion equation
4,324,647.64 : 5,967,021.66 = 2,581,977.40 : x - Step 2: Convert to fraction form
4,324,647.64/5,967,021.66 = 2,581,977.40/x - Step 3: Cross multiply
4,324,647.64x = 5,967,021.66 × 2,581,977.40 - Step 4: Simplify right side
4,324,647.64x = 15,406,715,071,430.48 - Step 5: Solve for x
x = 15,406,715,071,430.48/4,324,647.64 - Step 6: Final answer
x = 3,562,536.50
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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.