Finding the Fourth Proportional to 1,593,641.80, 2,199,226.18 and 868,489.80
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Solution
The fourth proportional to 1,593,641.80, 2,199,226.18 and 868,489.80 is: 1,198,516.19
Step by Step Solution
- Step 1: Write the proportion equation
1,593,641.80 : 2,199,226.18 = 868,489.80 : x - Step 2: Convert to fraction form
1,593,641.80/2,199,226.18 = 868,489.80/x - Step 3: Cross multiply
1,593,641.80x = 2,199,226.18 × 868,489.80 - Step 4: Simplify right side
1,593,641.80x = 1,910,005,505,222.96 - Step 5: Solve for x
x = 1,910,005,505,222.96/1,593,641.80 - Step 6: Final answer
x = 1,198,516.19
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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.