Finding the Fourth Proportional to 2,228,780.16, 3,343,178.88 and 545,883.84
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Solution
The fourth proportional to 2,228,780.16, 3,343,178.88 and 545,883.84 is: 818,827.88
Step by Step Solution
- Step 1: Write the proportion equation
2,228,780.16 : 3,343,178.88 = 545,883.84 : x - Step 2: Convert to fraction form
2,228,780.16/3,343,178.88 = 545,883.84/x - Step 3: Cross multiply
2,228,780.16x = 3,343,178.88 × 545,883.84 - Step 4: Simplify right side
2,228,780.16x = 1,824,987,324,821.30 - Step 5: Solve for x
x = 1,824,987,324,821.30/2,228,780.16 - Step 6: Final answer
x = 818,827.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.