Finding the Fourth Proportional to 3,237,028.20, 4,466,815.88 and 2,073,421.62
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Solution
The fourth proportional to 3,237,028.20, 4,466,815.88 and 2,073,421.62 is: 2,861,140.54
Step by Step Solution
- Step 1: Write the proportion equation
3,237,028.20 : 4,466,815.88 = 2,073,421.62 : x - Step 2: Convert to fraction form
3,237,028.20/4,466,815.88 = 2,073,421.62/x - Step 3: Cross multiply
3,237,028.20x = 4,466,815.88 × 2,073,421.62 - Step 4: Simplify right side
3,237,028.20x = 9,261,592,607,784.22 - Step 5: Solve for x
x = 9,261,592,607,784.22/3,237,028.20 - Step 6: Final answer
x = 2,861,140.54
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1.5x scale
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.