Finding the Fourth Proportional to 4,113,867.12, 6,172,523.16 and 1,807,170.60
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Solution
The fourth proportional to 4,113,867.12, 6,172,523.16 and 1,807,170.60 is: 2,711,512.56
Step by Step Solution
- Step 1: Write the proportion equation
4,113,867.12 : 6,172,523.16 = 1,807,170.60 : x - Step 2: Convert to fraction form
4,113,867.12/6,172,523.16 = 1,807,170.60/x - Step 3: Cross multiply
4,113,867.12x = 6,172,523.16 × 1,807,170.60 - Step 4: Simplify right side
4,113,867.12x = 11,154,802,382,571.10 - Step 5: Solve for x
x = 11,154,802,382,571.10/4,113,867.12 - Step 6: Final answer
x = 2,711,512.56
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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.