Finding the Fourth Proportional to 2,416,228.61, 3,334,324.97 and 1,328,499.05
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Solution
The fourth proportional to 2,416,228.61, 3,334,324.97 and 1,328,499.05 is: 1,833,289.92
Step by Step Solution
- Step 1: Write the proportion equation
2,416,228.61 : 3,334,324.97 = 1,328,499.05 : x - Step 2: Convert to fraction form
2,416,228.61/3,334,324.97 = 1,328,499.05/x - Step 3: Cross multiply
2,416,228.61x = 3,334,324.97 × 1,328,499.05 - Step 4: Simplify right side
2,416,228.61x = 4,429,647,541,685.90 - Step 5: Solve for x
x = 4,429,647,541,685.90/2,416,228.61 - Step 6: Final answer
x = 1,833,289.92
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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.