Finding the Fourth Proportional to 2,081,204.20, 3,121,806.30 and 585,101.80
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Solution
The fourth proportional to 2,081,204.20, 3,121,806.30 and 585,101.80 is: 877,652.70
Step by Step Solution
- Step 1: Write the proportion equation
2,081,204.20 : 3,121,806.30 = 585,101.80 : x - Step 2: Convert to fraction form
2,081,204.20/3,121,806.30 = 585,101.80/x - Step 3: Cross multiply
2,081,204.20x = 3,121,806.30 × 585,101.80 - Step 4: Simplify right side
2,081,204.20x = 1,826,574,485,381.34 - Step 5: Solve for x
x = 1,826,574,485,381.34/2,081,204.20 - Step 6: Final answer
x = 877,652.70
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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.