Finding the Fourth Proportional to 2,809,623.87, 4,214,553.68 and 890,493.09
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Solution
The fourth proportional to 2,809,623.87, 4,214,553.68 and 890,493.09 is: 1,335,776.99
Step by Step Solution
- Step 1: Write the proportion equation
2,809,623.87 : 4,214,553.68 = 890,493.09 : x - Step 2: Convert to fraction form
2,809,623.87/4,214,553.68 = 890,493.09/x - Step 3: Cross multiply
2,809,623.87x = 4,214,553.68 × 890,493.09 - Step 4: Simplify right side
2,809,623.87x = 3,753,030,929,474.07 - Step 5: Solve for x
x = 3,753,030,929,474.07/2,809,623.87 - Step 6: Final answer
x = 1,335,776.99
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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.