Finding the Fourth Proportional to 1,431,049.84, 2,146,648.29 and 366,101.14
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Solution
The fourth proportional to 1,431,049.84, 2,146,648.29 and 366,101.14 is: 549,170.52
Step by Step Solution
- Step 1: Write the proportion equation
1,431,049.84 : 2,146,648.29 = 366,101.14 : x - Step 2: Convert to fraction form
1,431,049.84/2,146,648.29 = 366,101.14/x - Step 3: Cross multiply
1,431,049.84x = 2,146,648.29 × 366,101.14 - Step 4: Simplify right side
1,431,049.84x = 785,890,386,148.05 - Step 5: Solve for x
x = 785,890,386,148.05/1,431,049.84 - Step 6: Final answer
x = 549,170.52
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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.