Finding the Fourth Proportional to 3,677,197.60, 5,070,348.24 and 2,589,121.12
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Solution
The fourth proportional to 3,677,197.60, 5,070,348.24 and 2,589,121.12 is: 3,570,040.87
Step by Step Solution
- Step 1: Write the proportion equation
3,677,197.60 : 5,070,348.24 = 2,589,121.12 : x - Step 2: Convert to fraction form
3,677,197.60/5,070,348.24 = 2,589,121.12/x - Step 3: Cross multiply
3,677,197.60x = 5,070,348.24 × 2,589,121.12 - Step 4: Simplify right side
3,677,197.60x = 13,127,745,713,938.83 - Step 5: Solve for x
x = 13,127,745,713,938.83/3,677,197.60 - Step 6: Final answer
x = 3,570,040.87
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.