Finding the Fourth Proportional to 4,001,970.85, 6,003,122.36 and 1,162,082.99
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Solution
The fourth proportional to 4,001,970.85, 6,003,122.36 and 1,162,082.99 is: 1,743,172.72
Step by Step Solution
- Step 1: Write the proportion equation
4,001,970.85 : 6,003,122.36 = 1,162,082.99 : x - Step 2: Convert to fraction form
4,001,970.85/6,003,122.36 = 1,162,082.99/x - Step 3: Cross multiply
4,001,970.85x = 6,003,122.36 × 1,162,082.99 - Step 4: Simplify right side
4,001,970.85x = 6,976,126,390,642.05 - Step 5: Solve for x
x = 6,976,126,390,642.05/4,001,970.85 - Step 6: Final answer
x = 1,743,172.72
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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.