Finding the Fourth Proportional to 4,080,313.55, 6,115,221.52 and 2,481,179.15
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Solution
The fourth proportional to 4,080,313.55, 6,115,221.52 and 2,481,179.15 is: 3,718,577.00
Step by Step Solution
- Step 1: Write the proportion equation
4,080,313.55 : 6,115,221.52 = 2,481,179.15 : x - Step 2: Convert to fraction form
4,080,313.55/6,115,221.52 = 2,481,179.15/x - Step 3: Cross multiply
4,080,313.55x = 6,115,221.52 × 2,481,179.15 - Step 4: Simplify right side
4,080,313.55x = 15,172,960,133,055.31 - Step 5: Solve for x
x = 15,172,960,133,055.31/4,080,313.55 - Step 6: Final answer
x = 3,718,577.00
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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.