Finding the Fourth Proportional to 4,080,272.08, 6,120,186.76 and 1,240,162.80
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Solution
The fourth proportional to 4,080,272.08, 6,120,186.76 and 1,240,162.80 is: 1,860,176.92
Step by Step Solution
- Step 1: Write the proportion equation
4,080,272.08 : 6,120,186.76 = 1,240,162.80 : x - Step 2: Convert to fraction form
4,080,272.08/6,120,186.76 = 1,240,162.80/x - Step 3: Cross multiply
4,080,272.08x = 6,120,186.76 × 1,240,162.80 - Step 4: Simplify right side
4,080,272.08x = 7,590,027,961,830.08 - Step 5: Solve for x
x = 7,590,027,961,830.08/4,080,272.08 - Step 6: Final answer
x = 1,860,176.92
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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.