Finding the Fourth Proportional to 2,044,514.88, 2,821,449.81 and 1,126,777.12
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Solution
The fourth proportional to 2,044,514.88, 2,821,449.81 and 1,126,777.12 is: 1,554,963.05
Step by Step Solution
- Step 1: Write the proportion equation
2,044,514.88 : 2,821,449.81 = 1,126,777.12 : x - Step 2: Convert to fraction form
2,044,514.88/2,821,449.81 = 1,126,777.12/x - Step 3: Cross multiply
2,044,514.88x = 2,821,449.81 × 1,126,777.12 - Step 4: Simplify right side
2,044,514.88x = 3,179,145,088,308.14 - Step 5: Solve for x
x = 3,179,145,088,308.14/2,044,514.88 - Step 6: Final answer
x = 1,554,963.05
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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.