Finding the Fourth Proportional to 4,080,234.17, 6,120,129.77 and 1,240,124.90
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Solution
The fourth proportional to 4,080,234.17, 6,120,129.77 and 1,240,124.90 is: 1,860,120.03
Step by Step Solution
- Step 1: Write the proportion equation
4,080,234.17 : 6,120,129.77 = 1,240,124.90 : x - Step 2: Convert to fraction form
4,080,234.17/6,120,129.77 = 1,240,124.90/x - Step 3: Cross multiply
4,080,234.17x = 6,120,129.77 × 1,240,124.90 - Step 4: Simplify right side
4,080,234.17x = 7,589,725,282,207.00 - Step 5: Solve for x
x = 7,589,725,282,207.00/4,080,234.17 - Step 6: Final answer
x = 1,860,120.03
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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.