Finding the Fourth Proportional to 3,668,752.80, 5,503,906.80 and 1,109,757.60
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Solution
The fourth proportional to 3,668,752.80, 5,503,906.80 and 1,109,757.60 is: 1,664,871.62
Step by Step Solution
- Step 1: Write the proportion equation
3,668,752.80 : 5,503,906.80 = 1,109,757.60 : x - Step 2: Convert to fraction form
3,668,752.80/5,503,906.80 = 1,109,757.60/x - Step 3: Cross multiply
3,668,752.80x = 5,503,906.80 × 1,109,757.60 - Step 4: Simplify right side
3,668,752.80x = 6,108,002,400,991.68 - Step 5: Solve for x
x = 6,108,002,400,991.68/3,668,752.80 - Step 6: Final answer
x = 1,664,871.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.