Finding the Fourth Proportional to 4,390,549.60, 6,585,824.40 and 2,883,755.20
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Solution
The fourth proportional to 4,390,549.60, 6,585,824.40 and 2,883,755.20 is: 4,325,632.80
Step by Step Solution
- Step 1: Write the proportion equation
4,390,549.60 : 6,585,824.40 = 2,883,755.20 : x - Step 2: Convert to fraction form
4,390,549.60/6,585,824.40 = 2,883,755.20/x - Step 3: Cross multiply
4,390,549.60x = 6,585,824.40 × 2,883,755.20 - Step 4: Simplify right side
4,390,549.60x = 18,991,905,359,786.88 - Step 5: Solve for x
x = 18,991,905,359,786.88/4,390,549.60 - Step 6: Final answer
x = 4,325,632.80
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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.