Finding the Fourth Proportional to 2,880,380.88, 4,317,538.68 and 960,778.08
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Solution
The fourth proportional to 2,880,380.88, 4,317,538.68 and 960,778.08 is: 1,440,155.55
Step by Step Solution
- Step 1: Write the proportion equation
2,880,380.88 : 4,317,538.68 = 960,778.08 : x - Step 2: Convert to fraction form
2,880,380.88/4,317,538.68 = 960,778.08/x - Step 3: Cross multiply
2,880,380.88x = 4,317,538.68 × 960,778.08 - Step 4: Simplify right side
2,880,380.88x = 4,148,196,523,296.13 - Step 5: Solve for x
x = 4,148,196,523,296.13/2,880,380.88 - Step 6: Final answer
x = 1,440,155.55
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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.