Finding the Fourth Proportional to 3,648,559.68, 5,036,433.12 and 3,265,924.80
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Solution
The fourth proportional to 3,648,559.68, 5,036,433.12 and 3,265,924.80 is: 4,508,247.99
Step by Step Solution
- Step 1: Write the proportion equation
3,648,559.68 : 5,036,433.12 = 3,265,924.80 : x - Step 2: Convert to fraction form
3,648,559.68/5,036,433.12 = 3,265,924.80/x - Step 3: Cross multiply
3,648,559.68x = 5,036,433.12 × 3,265,924.80 - Step 4: Simplify right side
3,648,559.68x = 16,448,611,830,149.38 - Step 5: Solve for x
x = 16,448,611,830,149.38/3,648,559.68 - Step 6: Final answer
x = 4,508,247.99
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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.