Finding the Fourth Proportional to 4,612,591.96, 6,918,912.58 and 3,025,207.22
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Solution
The fourth proportional to 4,612,591.96, 6,918,912.58 and 3,025,207.22 is: 4,537,826.99
Step by Step Solution
- Step 1: Write the proportion equation
4,612,591.96 : 6,918,912.58 = 3,025,207.22 : x - Step 2: Convert to fraction form
4,612,591.96/6,918,912.58 = 3,025,207.22/x - Step 3: Cross multiply
4,612,591.96x = 6,918,912.58 × 3,025,207.22 - Step 4: Simplify right side
4,612,591.96x = 20,931,144,291,564.83 - Step 5: Solve for x
x = 20,931,144,291,564.83/4,612,591.96 - Step 6: Final answer
x = 4,537,826.99
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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.