Finding the Fourth Proportional to 2,102,295.24, 3,151,447.62 and 681,352.68
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Solution
The fourth proportional to 2,102,295.24, 3,151,447.62 and 681,352.68 is: 1,021,382.36
Step by Step Solution
- Step 1: Write the proportion equation
2,102,295.24 : 3,151,447.62 = 681,352.68 : x - Step 2: Convert to fraction form
2,102,295.24/3,151,447.62 = 681,352.68/x - Step 3: Cross multiply
2,102,295.24x = 3,151,447.62 × 681,352.68 - Step 4: Simplify right side
2,102,295.24x = 2,147,247,281,766.62 - Step 5: Solve for x
x = 2,147,247,281,766.62/2,102,295.24 - Step 6: Final answer
x = 1,021,382.36
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1.5x scale
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.