Finding the Fourth Proportional to 5,611,008.11, 8,415,290.48 and 1,512,233.56
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Solution
The fourth proportional to 5,611,008.11, 8,415,290.48 and 1,512,233.56 is: 2,268,021.08
Step by Step Solution
- Step 1: Write the proportion equation
5,611,008.11 : 8,415,290.48 = 1,512,233.56 : x - Step 2: Convert to fraction form
5,611,008.11/8,415,290.48 = 1,512,233.56/x - Step 3: Cross multiply
5,611,008.11x = 8,415,290.48 × 1,512,233.56 - Step 4: Simplify right side
5,611,008.11x = 12,725,884,652,405.12 - Step 5: Solve for x
x = 12,725,884,652,405.12/5,611,008.11 - Step 6: Final answer
x = 2,268,021.08
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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.