Finding the Fourth Proportional to 2,503,234.17, 3,454,531.08 and 1,415,668.38
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Solution
The fourth proportional to 2,503,234.17, 3,454,531.08 and 1,415,668.38 is: 1,953,660.78
Step by Step Solution
- Step 1: Write the proportion equation
2,503,234.17 : 3,454,531.08 = 1,415,668.38 : x - Step 2: Convert to fraction form
2,503,234.17/3,454,531.08 = 1,415,668.38/x - Step 3: Cross multiply
2,503,234.17x = 3,454,531.08 × 1,415,668.38 - Step 4: Simplify right side
2,503,234.17x = 4,890,470,417,683.25 - Step 5: Solve for x
x = 4,890,470,417,683.25/2,503,234.17 - Step 6: Final answer
x = 1,953,660.78
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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.