Finding the Fourth Proportional to 1,593,267.20, 2,198,680.94 and 868,120.92
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Solution
The fourth proportional to 1,593,267.20, 2,198,680.94 and 868,120.92 is: 1,197,991.72
Step by Step Solution
- Step 1: Write the proportion equation
1,593,267.20 : 2,198,680.94 = 868,120.92 : x - Step 2: Convert to fraction form
1,593,267.20/2,198,680.94 = 868,120.92/x - Step 3: Cross multiply
1,593,267.20x = 2,198,680.94 × 868,120.92 - Step 4: Simplify right side
1,593,267.20x = 1,908,720,920,419.27 - Step 5: Solve for x
x = 1,908,720,920,419.27/1,593,267.20 - Step 6: Final answer
x = 1,197,991.72
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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.