Finding the Fourth Proportional to 2,450,341.68, 3,380,976 and 1,431,549.60
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Solution
The fourth proportional to 2,450,341.68, 3,380,976 and 1,431,549.60 is: 1,975,248.95
Step by Step Solution
- Step 1: Write the proportion equation
2,450,341.68 : 3,380,976 = 1,431,549.60 : x - Step 2: Convert to fraction form
2,450,341.68/3,380,976 = 1,431,549.60/x - Step 3: Cross multiply
2,450,341.68x = 3,380,976 × 1,431,549.60 - Step 4: Simplify right side
2,450,341.68x = 4,840,034,840,409.60 - Step 5: Solve for x
x = 4,840,034,840,409.60/2,450,341.68 - Step 6: Final answer
x = 1,975,248.95
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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.