Finding the Fourth Proportional to 4,042,975.14, 5,579,317.35 and 2,207,449.26
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Solution
The fourth proportional to 4,042,975.14, 5,579,317.35 and 2,207,449.26 is: 3,046,286.34
Step by Step Solution
- Step 1: Write the proportion equation
4,042,975.14 : 5,579,317.35 = 2,207,449.26 : x - Step 2: Convert to fraction form
4,042,975.14/5,579,317.35 = 2,207,449.26/x - Step 3: Cross multiply
4,042,975.14x = 5,579,317.35 × 2,207,449.26 - Step 4: Simplify right side
4,042,975.14x = 12,316,059,955,562.66 - Step 5: Solve for x
x = 12,316,059,955,562.66/4,042,975.14 - Step 6: Final answer
x = 3,046,286.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.