Finding the Fourth Proportional to 3,704,478.53, 5,556,686.62 and 2,895,543.37
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Solution
The fourth proportional to 3,704,478.53, 5,556,686.62 and 2,895,543.37 is: 4,343,290.69
Step by Step Solution
- Step 1: Write the proportion equation
3,704,478.53 : 5,556,686.62 = 2,895,543.37 : x - Step 2: Convert to fraction form
3,704,478.53/5,556,686.62 = 2,895,543.37/x - Step 3: Cross multiply
3,704,478.53x = 5,556,686.62 × 2,895,543.37 - Step 4: Simplify right side
3,704,478.53x = 16,089,627,101,708.71 - Step 5: Solve for x
x = 16,089,627,101,708.71/3,704,478.53 - Step 6: Final answer
x = 4,343,290.69
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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.