Finding the Fourth Proportional to 3,228,113.16, 4,836,854.82 and 2,255,576.12
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Solution
The fourth proportional to 3,228,113.16, 4,836,854.82 and 2,255,576.12 is: 3,379,650.49
Step by Step Solution
- Step 1: Write the proportion equation
3,228,113.16 : 4,836,854.82 = 2,255,576.12 : x - Step 2: Convert to fraction form
3,228,113.16/4,836,854.82 = 2,255,576.12/x - Step 3: Cross multiply
3,228,113.16x = 4,836,854.82 × 2,255,576.12 - Step 4: Simplify right side
3,228,113.16x = 10,909,894,227,898.90 - Step 5: Solve for x
x = 10,909,894,227,898.90/3,228,113.16 - Step 6: Final answer
x = 3,379,650.49
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1.5x scale
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.