Finding the Fourth Proportional to 3,434,351.24, 5,152,396.80 and 2,425,444.40
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Solution
The fourth proportional to 3,434,351.24, 5,152,396.80 and 2,425,444.40 is: 3,638,780.98
Step by Step Solution
- Step 1: Write the proportion equation
3,434,351.24 : 5,152,396.80 = 2,425,444.40 : x - Step 2: Convert to fraction form
3,434,351.24/5,152,396.80 = 2,425,444.40/x - Step 3: Cross multiply
3,434,351.24x = 5,152,396.80 × 2,425,444.40 - Step 4: Simplify right side
3,434,351.24x = 12,496,851,965,137.92 - Step 5: Solve for x
x = 12,496,851,965,137.92/3,434,351.24 - Step 6: Final answer
x = 3,638,780.98
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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.