Finding the Fourth Proportional to 3,986,748.14, 5,501,427.09 and 2,244,327.48
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Solution
The fourth proportional to 3,986,748.14, 5,501,427.09 and 2,244,327.48 is: 3,097,011.28
Step by Step Solution
- Step 1: Write the proportion equation
3,986,748.14 : 5,501,427.09 = 2,244,327.48 : x - Step 2: Convert to fraction form
3,986,748.14/5,501,427.09 = 2,244,327.48/x - Step 3: Cross multiply
3,986,748.14x = 5,501,427.09 × 2,244,327.48 - Step 4: Simplify right side
3,986,748.14x = 12,347,003,958,574.66 - Step 5: Solve for x
x = 12,347,003,958,574.66/3,986,748.14 - Step 6: Final answer
x = 3,097,011.28
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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.