Finding the Fourth Proportional to 5,700,231.82, 7,866,840.86 and 3,122,283.70
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Solution
The fourth proportional to 5,700,231.82, 7,866,840.86 and 3,122,283.70 is: 4,309,036.85
Step by Step Solution
- Step 1: Write the proportion equation
5,700,231.82 : 7,866,840.86 = 3,122,283.70 : x - Step 2: Convert to fraction form
5,700,231.82/7,866,840.86 = 3,122,283.70/x - Step 3: Cross multiply
5,700,231.82x = 7,866,840.86 × 3,122,283.70 - Step 4: Simplify right side
5,700,231.82x = 24,562,508,987,671.98 - Step 5: Solve for x
x = 24,562,508,987,671.98/5,700,231.82 - Step 6: Final answer
x = 4,309,036.85
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.