Finding the Fourth Proportional to 5,073,829.31, 7,612,014.05 and 1,479,596.67
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Solution
The fourth proportional to 5,073,829.31, 7,612,014.05 and 1,479,596.67 is: 2,219,765.38
Step by Step Solution
- Step 1: Write the proportion equation
5,073,829.31 : 7,612,014.05 = 1,479,596.67 : x - Step 2: Convert to fraction form
5,073,829.31/7,612,014.05 = 1,479,596.67/x - Step 3: Cross multiply
5,073,829.31x = 7,612,014.05 × 1,479,596.67 - Step 4: Simplify right side
5,073,829.31x = 11,262,710,632,975.23 - Step 5: Solve for x
x = 11,262,710,632,975.23/5,073,829.31 - Step 6: Final answer
x = 2,219,765.38
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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.