Finding the Fourth Proportional to 5,611,008.12, 8,415,290.48 and 1,512,233.57
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Solution
The fourth proportional to 5,611,008.12, 8,415,290.48 and 1,512,233.57 is: 2,268,021.08
Step by Step Solution
- Step 1: Write the proportion equation
5,611,008.12 : 8,415,290.48 = 1,512,233.57 : x - Step 2: Convert to fraction form
5,611,008.12/8,415,290.48 = 1,512,233.57/x - Step 3: Cross multiply
5,611,008.12x = 8,415,290.48 × 1,512,233.57 - Step 4: Simplify right side
5,611,008.12x = 12,725,884,715,519.79 - Step 5: Solve for x
x = 12,725,884,715,519.79/5,611,008.12 - Step 6: Final answer
x = 2,268,021.08
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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.