Finding the Fourth Proportional to 3,122,861.80, 4,677,294.30 and 2,562,989.80
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Solution
The fourth proportional to 3,122,861.80, 4,677,294.30 and 2,562,989.80 is: 3,838,740.99
Step by Step Solution
- Step 1: Write the proportion equation
3,122,861.80 : 4,677,294.30 = 2,562,989.80 : x - Step 2: Convert to fraction form
3,122,861.80/4,677,294.30 = 2,562,989.80/x - Step 3: Cross multiply
3,122,861.80x = 4,677,294.30 × 2,562,989.80 - Step 4: Simplify right side
3,122,861.80x = 11,987,857,582,498.14 - Step 5: Solve for x
x = 11,987,857,582,498.14/3,122,861.80 - Step 6: Final answer
x = 3,838,740.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.