Finding the Fourth Proportional to 4,306,910.67, 6,461,487.45 and 1,611,446.67
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Solution
The fourth proportional to 4,306,910.67, 6,461,487.45 and 1,611,446.67 is: 2,417,589.60
Step by Step Solution
- Step 1: Write the proportion equation
4,306,910.67 : 6,461,487.45 = 1,611,446.67 : x - Step 2: Convert to fraction form
4,306,910.67/6,461,487.45 = 1,611,446.67/x - Step 3: Cross multiply
4,306,910.67x = 6,461,487.45 × 1,611,446.67 - Step 4: Simplify right side
4,306,910.67x = 10,412,342,434,549.29 - Step 5: Solve for x
x = 10,412,342,434,549.29/4,306,910.67 - Step 6: Final answer
x = 2,417,589.60
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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.