Finding the Fourth Proportional to 5,918,733.92, 8,878,494.64 and 2,080,092.08
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Solution
The fourth proportional to 5,918,733.92, 8,878,494.64 and 2,080,092.08 is: 3,120,276.50
Step by Step Solution
- Step 1: Write the proportion equation
5,918,733.92 : 8,878,494.64 = 2,080,092.08 : x - Step 2: Convert to fraction form
5,918,733.92/8,878,494.64 = 2,080,092.08/x - Step 3: Cross multiply
5,918,733.92x = 8,878,494.64 × 2,080,092.08 - Step 4: Simplify right side
5,918,733.92x = 18,468,086,382,986.45 - Step 5: Solve for x
x = 18,468,086,382,986.45/5,918,733.92 - Step 6: Final answer
x = 3,120,276.50
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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.