Finding the Fourth Proportional to 4,584,654.30, 6,867,996.52 and 2,661,534.68
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Solution
The fourth proportional to 4,584,654.30, 6,867,996.52 and 2,661,534.68 is: 3,987,085.99
Step by Step Solution
- Step 1: Write the proportion equation
4,584,654.30 : 6,867,996.52 = 2,661,534.68 : x - Step 2: Convert to fraction form
4,584,654.30/6,867,996.52 = 2,661,534.68/x - Step 3: Cross multiply
4,584,654.30x = 6,867,996.52 × 2,661,534.68 - Step 4: Simplify right side
4,584,654.30x = 18,279,410,920,099.31 - Step 5: Solve for x
x = 18,279,410,920,099.31/4,584,654.30 - Step 6: Final answer
x = 3,987,085.99
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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.