Finding the Fourth Proportional to 2,700,135.12, 4,049,602.04 and 780,627.08
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Solution
The fourth proportional to 2,700,135.12, 4,049,602.04 and 780,627.08 is: 1,170,766.97
Step by Step Solution
- Step 1: Write the proportion equation
2,700,135.12 : 4,049,602.04 = 780,627.08 : x - Step 2: Convert to fraction form
2,700,135.12/4,049,602.04 = 780,627.08/x - Step 3: Cross multiply
2,700,135.12x = 4,049,602.04 × 780,627.08 - Step 4: Simplify right side
2,700,135.12x = 3,161,229,015,647.24 - Step 5: Solve for x
x = 3,161,229,015,647.24/2,700,135.12 - Step 6: Final answer
x = 1,170,766.97
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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.