Finding the Fourth Proportional to 4,943,517.24, 7,412,566.68 and 1,530,856.44
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Solution
The fourth proportional to 4,943,517.24, 7,412,566.68 and 1,530,856.44 is: 2,295,445.71
Step by Step Solution
- Step 1: Write the proportion equation
4,943,517.24 : 7,412,566.68 = 1,530,856.44 : x - Step 2: Convert to fraction form
4,943,517.24/7,412,566.68 = 1,530,856.44/x - Step 3: Cross multiply
4,943,517.24x = 7,412,566.68 × 1,530,856.44 - Step 4: Simplify right side
4,943,517.24x = 11,347,575,439,007.42 - Step 5: Solve for x
x = 11,347,575,439,007.42/4,943,517.24 - Step 6: Final answer
x = 2,295,445.71
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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.