Finding the Fourth Proportional to 4,169,803.10, 6,254,704.65 and 1,330,202.30
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Solution
The fourth proportional to 4,169,803.10, 6,254,704.65 and 1,330,202.30 is: 1,995,303.45
Step by Step Solution
- Step 1: Write the proportion equation
4,169,803.10 : 6,254,704.65 = 1,330,202.30 : x - Step 2: Convert to fraction form
4,169,803.10/6,254,704.65 = 1,330,202.30/x - Step 3: Cross multiply
4,169,803.10x = 6,254,704.65 × 1,330,202.30 - Step 4: Simplify right side
4,169,803.10x = 8,320,022,511,250.70 - Step 5: Solve for x
x = 8,320,022,511,250.70/4,169,803.10 - Step 6: Final answer
x = 1,995,303.45
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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.