Finding the Fourth Proportional to 4,311,309.60, 6,462,817.20 and 3,351,232.80
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Solution
The fourth proportional to 4,311,309.60, 6,462,817.20 and 3,351,232.80 is: 5,023,625.53
Step by Step Solution
- Step 1: Write the proportion equation
4,311,309.60 : 6,462,817.20 = 3,351,232.80 : x - Step 2: Convert to fraction form
4,311,309.60/6,462,817.20 = 3,351,232.80/x - Step 3: Cross multiply
4,311,309.60x = 6,462,817.20 × 3,351,232.80 - Step 4: Simplify right side
4,311,309.60x = 21,658,404,981,044.16 - Step 5: Solve for x
x = 21,658,404,981,044.16/4,311,309.60 - Step 6: Final answer
x = 5,023,625.53
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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.