Finding the Fourth Proportional to 1,753,501.20, 2,628,793.80 and 743,398.80
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Solution
The fourth proportional to 1,753,501.20, 2,628,793.80 and 743,398.80 is: 1,114,480.08
Step by Step Solution
- Step 1: Write the proportion equation
1,753,501.20 : 2,628,793.80 = 743,398.80 : x - Step 2: Convert to fraction form
1,753,501.20/2,628,793.80 = 743,398.80/x - Step 3: Cross multiply
1,753,501.20x = 2,628,793.80 × 743,398.80 - Step 4: Simplify right side
1,753,501.20x = 1,954,242,156,367.44 - Step 5: Solve for x
x = 1,954,242,156,367.44/1,753,501.20 - Step 6: Final answer
x = 1,114,480.08
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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.