Finding the Fourth Proportional to 2,306,711.90, 3,460,163.99 and 791,437.10
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Solution
The fourth proportional to 2,306,711.90, 3,460,163.99 and 791,437.10 is: 1,187,188.64
Step by Step Solution
- Step 1: Write the proportion equation
2,306,711.90 : 3,460,163.99 = 791,437.10 : x - Step 2: Convert to fraction form
2,306,711.90/3,460,163.99 = 791,437.10/x - Step 3: Cross multiply
2,306,711.90x = 3,460,163.99 × 791,437.10 - Step 4: Simplify right side
2,306,711.90x = 2,738,502,153,770.03 - Step 5: Solve for x
x = 2,738,502,153,770.03/2,306,711.90 - Step 6: Final answer
x = 1,187,188.64
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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.