Finding the Fourth Proportional to 2,720,383.18, 4,080,803.19 and 827,141.02
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Solution
The fourth proportional to 2,720,383.18, 4,080,803.19 and 827,141.02 is: 1,240,780.98
Step by Step Solution
- Step 1: Write the proportion equation
2,720,383.18 : 4,080,803.19 = 827,141.02 : x - Step 2: Convert to fraction form
2,720,383.18/4,080,803.19 = 827,141.02/x - Step 3: Cross multiply
2,720,383.18x = 4,080,803.19 × 827,141.02 - Step 4: Simplify right side
2,720,383.18x = 3,375,399,712,995.85 - Step 5: Solve for x
x = 3,375,399,712,995.85/2,720,383.18 - Step 6: Final answer
x = 1,240,780.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.