Finding the Fourth Proportional to 4,649,429.41, 6,416,289.33 and 2,556,360.29
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Solution
The fourth proportional to 4,649,429.41, 6,416,289.33 and 2,556,360.29 is: 3,527,819.40
Step by Step Solution
- Step 1: Write the proportion equation
4,649,429.41 : 6,416,289.33 = 2,556,360.29 : x - Step 2: Convert to fraction form
4,649,429.41/6,416,289.33 = 2,556,360.29/x - Step 3: Cross multiply
4,649,429.41x = 6,416,289.33 × 2,556,360.29 - Step 4: Simplify right side
4,649,429.41x = 16,402,347,275,039.12 - Step 5: Solve for x
x = 16,402,347,275,039.12/4,649,429.41 - Step 6: Final answer
x = 3,527,819.40
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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.