Finding the Fourth Proportional to 4,193,933.58, 6,280,810.56 and 2,391,352.20
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Solution
The fourth proportional to 4,193,933.58, 6,280,810.56 and 2,391,352.20 is: 3,581,275.16
Step by Step Solution
- Step 1: Write the proportion equation
4,193,933.58 : 6,280,810.56 = 2,391,352.20 : x - Step 2: Convert to fraction form
4,193,933.58/6,280,810.56 = 2,391,352.20/x - Step 3: Cross multiply
4,193,933.58x = 6,280,810.56 × 2,391,352.20 - Step 4: Simplify right side
4,193,933.58x = 15,019,630,150,439.23 - Step 5: Solve for x
x = 15,019,630,150,439.23/4,193,933.58 - Step 6: Final answer
x = 3,581,275.16
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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.