Finding the Fourth Proportional to 3,764,438.34, 5,194,503.24 and 2,132,496.18
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Solution
The fourth proportional to 3,764,438.34, 5,194,503.24 and 2,132,496.18 is: 2,942,605.86
Step by Step Solution
- Step 1: Write the proportion equation
3,764,438.34 : 5,194,503.24 = 2,132,496.18 : x - Step 2: Convert to fraction form
3,764,438.34/5,194,503.24 = 2,132,496.18/x - Step 3: Cross multiply
3,764,438.34x = 5,194,503.24 × 2,132,496.18 - Step 4: Simplify right side
3,764,438.34x = 11,077,258,316,297.62 - Step 5: Solve for x
x = 11,077,258,316,297.62/3,764,438.34 - Step 6: Final answer
x = 2,942,605.86
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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.