Finding the Fourth Proportional to 3,912,014.58, 5,398,839.26 and 2,193,246.42
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Solution
The fourth proportional to 3,912,014.58, 5,398,839.26 and 2,193,246.42 is: 3,026,825.34
Step by Step Solution
- Step 1: Write the proportion equation
3,912,014.58 : 5,398,839.26 = 2,193,246.42 : x - Step 2: Convert to fraction form
3,912,014.58/5,398,839.26 = 2,193,246.42/x - Step 3: Cross multiply
3,912,014.58x = 5,398,839.26 × 2,193,246.42 - Step 4: Simplify right side
3,912,014.58x = 11,840,984,879,150.45 - Step 5: Solve for x
x = 11,840,984,879,150.45/3,912,014.58 - Step 6: Final answer
x = 3,026,825.34
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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.