Finding the Fourth Proportional to 8,053,485.85, 12,080,253.84 and 1,988,218.20
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Solution
The fourth proportional to 8,053,485.85, 12,080,253.84 and 1,988,218.20 is: 2,982,333.49
Step by Step Solution
- Step 1: Write the proportion equation
8,053,485.85 : 12,080,253.84 = 1,988,218.20 : x - Step 2: Convert to fraction form
8,053,485.85/12,080,253.84 = 1,988,218.20/x - Step 3: Cross multiply
8,053,485.85x = 12,080,253.84 × 1,988,218.20 - Step 4: Simplify right side
8,053,485.85x = 24,018,180,583,153.02 - Step 5: Solve for x
x = 24,018,180,583,153.02/8,053,485.85 - Step 6: Final answer
x = 2,982,333.49
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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.