Finding the Fourth Proportional to 4,261,623.60, 6,392,435.40 and 3,797,137.20
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Solution
The fourth proportional to 4,261,623.60, 6,392,435.40 and 3,797,137.20 is: 5,695,705.80
Step by Step Solution
- Step 1: Write the proportion equation
4,261,623.60 : 6,392,435.40 = 3,797,137.20 : x - Step 2: Convert to fraction form
4,261,623.60/6,392,435.40 = 3,797,137.20/x - Step 3: Cross multiply
4,261,623.60x = 6,392,435.40 × 3,797,137.20 - Step 4: Simplify right side
4,261,623.60x = 24,272,954,255,936.88 - Step 5: Solve for x
x = 24,272,954,255,936.88/4,261,623.60 - Step 6: Final answer
x = 5,695,705.80
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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.