Finding the Fourth Proportional to 4,489,748.54, 6,734,574.20 and 1,294,771.58
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Solution
The fourth proportional to 4,489,748.54, 6,734,574.20 and 1,294,771.58 is: 1,942,143.35
Step by Step Solution
- Step 1: Write the proportion equation
4,489,748.54 : 6,734,574.20 = 1,294,771.58 : x - Step 2: Convert to fraction form
4,489,748.54/6,734,574.20 = 1,294,771.58/x - Step 3: Cross multiply
4,489,748.54x = 6,734,574.20 × 1,294,771.58 - Step 4: Simplify right side
4,489,748.54x = 8,719,735,247,125.29 - Step 5: Solve for x
x = 8,719,735,247,125.29/4,489,748.54 - Step 6: Final answer
x = 1,942,143.35
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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.