Finding the Fourth Proportional to 3,440,805.24, 4,748,329.68 and 1,892,166.76
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Solution
The fourth proportional to 3,440,805.24, 4,748,329.68 and 1,892,166.76 is: 2,611,200.27
Step by Step Solution
- Step 1: Write the proportion equation
3,440,805.24 : 4,748,329.68 = 1,892,166.76 : x - Step 2: Convert to fraction form
3,440,805.24/4,748,329.68 = 1,892,166.76/x - Step 3: Cross multiply
3,440,805.24x = 4,748,329.68 × 1,892,166.76 - Step 4: Simplify right side
3,440,805.24x = 8,984,631,586,017.44 - Step 5: Solve for x
x = 8,984,631,586,017.44/3,440,805.24 - Step 6: Final answer
x = 2,611,200.27
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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.