Finding the Fourth Proportional to 3,408,540.26, 4,705,490.08 and 2,119,795.82
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Solution
The fourth proportional to 3,408,540.26, 4,705,490.08 and 2,119,795.82 is: 2,926,378.29
Step by Step Solution
- Step 1: Write the proportion equation
3,408,540.26 : 4,705,490.08 = 2,119,795.82 : x - Step 2: Convert to fraction form
3,408,540.26/4,705,490.08 = 2,119,795.82/x - Step 3: Cross multiply
3,408,540.26x = 4,705,490.08 × 2,119,795.82 - Step 4: Simplify right side
3,408,540.26x = 9,974,678,202,635.47 - Step 5: Solve for x
x = 9,974,678,202,635.47/3,408,540.26 - Step 6: Final answer
x = 2,926,378.29
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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.