Finding the Fourth Proportional to 1,434,738.49, 1,979,863.20 and 822,859.81
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Solution
The fourth proportional to 1,434,738.49, 1,979,863.20 and 822,859.81 is: 1,135,503.00
Step by Step Solution
- Step 1: Write the proportion equation
1,434,738.49 : 1,979,863.20 = 822,859.81 : x - Step 2: Convert to fraction form
1,434,738.49/1,979,863.20 = 822,859.81/x - Step 3: Cross multiply
1,434,738.49x = 1,979,863.20 × 822,859.81 - Step 4: Simplify right side
1,434,738.49x = 1,629,149,856,577.99 - Step 5: Solve for x
x = 1,629,149,856,577.99/1,434,738.49 - Step 6: Final answer
x = 1,135,503.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.