Finding the Fourth Proportional to 4,449,605.08, 6,670,449.30 and 1,609,086.20
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Solution
The fourth proportional to 4,449,605.08, 6,670,449.30 and 1,609,086.20 is: 2,412,197.87
Step by Step Solution
- Step 1: Write the proportion equation
4,449,605.08 : 6,670,449.30 = 1,609,086.20 : x - Step 2: Convert to fraction form
4,449,605.08/6,670,449.30 = 1,609,086.20/x - Step 3: Cross multiply
4,449,605.08x = 6,670,449.30 × 1,609,086.20 - Step 4: Simplify right side
4,449,605.08x = 10,733,327,916,429.66 - Step 5: Solve for x
x = 10,733,327,916,429.66/4,449,605.08 - Step 6: Final answer
x = 2,412,197.87
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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.