Finding the Fourth Proportional to 3,792,346.68, 5,233,402.64 and 2,073,448.92
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Solution
The fourth proportional to 3,792,346.68, 5,233,402.64 and 2,073,448.92 is: 2,861,339.95
Step by Step Solution
- Step 1: Write the proportion equation
3,792,346.68 : 5,233,402.64 = 2,073,448.92 : x - Step 2: Convert to fraction form
3,792,346.68/5,233,402.64 = 2,073,448.92/x - Step 3: Cross multiply
3,792,346.68x = 5,233,402.64 × 2,073,448.92 - Step 4: Simplify right side
3,792,346.68x = 10,851,193,051,833.15 - Step 5: Solve for x
x = 10,851,193,051,833.15/3,792,346.68 - Step 6: Final answer
x = 2,861,339.95
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1.5x scale
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.