Finding the Fourth Proportional to 3,477,306.80, 5,218,552.20 and 1,793,543.60
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Solution
The fourth proportional to 3,477,306.80, 5,218,552.20 and 1,793,543.60 is: 2,691,652.32
Step by Step Solution
- Step 1: Write the proportion equation
3,477,306.80 : 5,218,552.20 = 1,793,543.60 : x - Step 2: Convert to fraction form
3,477,306.80/5,218,552.20 = 1,793,543.60/x - Step 3: Cross multiply
3,477,306.80x = 5,218,552.20 × 1,793,543.60 - Step 4: Simplify right side
3,477,306.80x = 9,359,700,899,575.92 - Step 5: Solve for x
x = 9,359,700,899,575.92/3,477,306.80 - Step 6: Final answer
x = 2,691,652.32
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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.