Finding the Fourth Proportional to 4,160,808.70, 6,230,715.45 and 3,321,000.70
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Solution
The fourth proportional to 4,160,808.70, 6,230,715.45 and 3,321,000.70 is: 4,973,122.26
Step by Step Solution
- Step 1: Write the proportion equation
4,160,808.70 : 6,230,715.45 = 3,321,000.70 : x - Step 2: Convert to fraction form
4,160,808.70/6,230,715.45 = 3,321,000.70/x - Step 3: Cross multiply
4,160,808.70x = 6,230,715.45 × 3,321,000.70 - Step 4: Simplify right side
4,160,808.70x = 20,692,210,370,950.82 - Step 5: Solve for x
x = 20,692,210,370,950.82/4,160,808.70 - Step 6: Final answer
x = 4,973,122.26
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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.