Finding the Fourth Proportional to 3,545,733.12, 5,310,122.88 and 2,045,276.16
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Solution
The fourth proportional to 3,545,733.12, 5,310,122.88 and 2,045,276.16 is: 3,063,024.59
Step by Step Solution
- Step 1: Write the proportion equation
3,545,733.12 : 5,310,122.88 = 2,045,276.16 : x - Step 2: Convert to fraction form
3,545,733.12/5,310,122.88 = 2,045,276.16/x - Step 3: Cross multiply
3,545,733.12x = 5,310,122.88 × 2,045,276.16 - Step 4: Simplify right side
3,545,733.12x = 10,860,667,733,134.54 - Step 5: Solve for x
x = 10,860,667,733,134.54/3,545,733.12 - Step 6: Final answer
x = 3,063,024.59
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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.