Finding the Fourth Proportional to 2,969,393.14, 4,097,765.25 and 1,611,266.14
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Solution
The fourth proportional to 2,969,393.14, 4,097,765.25 and 1,611,266.14 is: 2,223,548.75
Step by Step Solution
- Step 1: Write the proportion equation
2,969,393.14 : 4,097,765.25 = 1,611,266.14 : x - Step 2: Convert to fraction form
2,969,393.14/4,097,765.25 = 1,611,266.14/x - Step 3: Cross multiply
2,969,393.14x = 4,097,765.25 × 1,611,266.14 - Step 4: Simplify right side
2,969,393.14x = 6,602,590,396,993.64 - Step 5: Solve for x
x = 6,602,590,396,993.64/2,969,393.14 - Step 6: Final answer
x = 2,223,548.75
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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.