Finding the Fourth Proportional to 2,848,727.48, 3,931,290.80 and 1,559,546.60
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Solution
The fourth proportional to 2,848,727.48, 3,931,290.80 and 1,559,546.60 is: 2,152,199.97
Step by Step Solution
- Step 1: Write the proportion equation
2,848,727.48 : 3,931,290.80 = 1,559,546.60 : x - Step 2: Convert to fraction form
2,848,727.48/3,931,290.80 = 1,559,546.60/x - Step 3: Cross multiply
2,848,727.48x = 3,931,290.80 × 1,559,546.60 - Step 4: Simplify right side
2,848,727.48x = 6,131,031,173,297.09 - Step 5: Solve for x
x = 6,131,031,173,297.09/2,848,727.48 - Step 6: Final answer
x = 2,152,199.97
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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.