Finding the Fourth Proportional to 2,459,864.70, 3,394,618.38 and 1,372,108.14
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Solution
The fourth proportional to 2,459,864.70, 3,394,618.38 and 1,372,108.14 is: 1,893,512.07
Step by Step Solution
- Step 1: Write the proportion equation
2,459,864.70 : 3,394,618.38 = 1,372,108.14 : x - Step 2: Convert to fraction form
2,459,864.70/3,394,618.38 = 1,372,108.14/x - Step 3: Cross multiply
2,459,864.70x = 3,394,618.38 × 1,372,108.14 - Step 4: Simplify right side
2,459,864.70x = 4,657,783,511,391.61 - Step 5: Solve for x
x = 4,657,783,511,391.61/2,459,864.70 - Step 6: Final answer
x = 1,893,512.07
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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.