Finding the Fourth Proportional to 3,763,675.74, 5,194,129.56 and 2,132,096.52
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Solution
The fourth proportional to 3,763,675.74, 5,194,129.56 and 2,132,096.52 is: 2,942,438.81
Step by Step Solution
- Step 1: Write the proportion equation
3,763,675.74 : 5,194,129.56 = 2,132,096.52 : x - Step 2: Convert to fraction form
3,763,675.74/5,194,129.56 = 2,132,096.52/x - Step 3: Cross multiply
3,763,675.74x = 5,194,129.56 × 2,132,096.52 - Step 4: Simplify right side
3,763,675.74x = 11,074,385,559,305.13 - Step 5: Solve for x
x = 11,074,385,559,305.13/3,763,675.74 - Step 6: Final answer
x = 2,942,438.81
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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.