Finding the Fourth Proportional to 1,976,178.24, 2,727,135.36 and 1,070,760
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Solution
The fourth proportional to 1,976,178.24, 2,727,135.36 and 1,070,760 is: 1,477,653.89
Step by Step Solution
- Step 1: Write the proportion equation
1,976,178.24 : 2,727,135.36 = 1,070,760 : x - Step 2: Convert to fraction form
1,976,178.24/2,727,135.36 = 1,070,760/x - Step 3: Cross multiply
1,976,178.24x = 2,727,135.36 × 1,070,760 - Step 4: Simplify right side
1,976,178.24x = 2,920,107,458,073.60 - Step 5: Solve for x
x = 2,920,107,458,073.60/1,976,178.24 - Step 6: Final answer
x = 1,477,653.89
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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.