Finding the Fourth Proportional to 4,929,027.56, 7,394,382.05 and 2,197,566.08
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Solution
The fourth proportional to 4,929,027.56, 7,394,382.05 and 2,197,566.08 is: 3,296,723.94
Step by Step Solution
- Step 1: Write the proportion equation
4,929,027.56 : 7,394,382.05 = 2,197,566.08 : x - Step 2: Convert to fraction form
4,929,027.56/7,394,382.05 = 2,197,566.08/x - Step 3: Cross multiply
4,929,027.56x = 7,394,382.05 × 2,197,566.08 - Step 4: Simplify right side
4,929,027.56x = 16,249,643,175,640.86 - Step 5: Solve for x
x = 16,249,643,175,640.86/4,929,027.56 - Step 6: Final answer
x = 3,296,723.94
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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.