Finding the Fourth Proportional to 4,151,512.20, 6,229,892.70 and 2,445,652.20
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Solution
The fourth proportional to 4,151,512.20, 6,229,892.70 and 2,445,652.20 is: 3,670,024.33
Step by Step Solution
- Step 1: Write the proportion equation
4,151,512.20 : 6,229,892.70 = 2,445,652.20 : x - Step 2: Convert to fraction form
4,151,512.20/6,229,892.70 = 2,445,652.20/x - Step 3: Cross multiply
4,151,512.20x = 6,229,892.70 × 2,445,652.20 - Step 4: Simplify right side
4,151,512.20x = 15,236,150,787,518.94 - Step 5: Solve for x
x = 15,236,150,787,518.94/4,151,512.20 - Step 6: Final answer
x = 3,670,024.33
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1.5x scale
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.