Finding the Fourth Proportional to 4,158,086.75, 6,239,618.45 and 1,794,182.75
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Solution
The fourth proportional to 4,158,086.75, 6,239,618.45 and 1,794,182.75 is: 2,692,347.82
Step by Step Solution
- Step 1: Write the proportion equation
4,158,086.75 : 6,239,618.45 = 1,794,182.75 : x - Step 2: Convert to fraction form
4,158,086.75/6,239,618.45 = 1,794,182.75/x - Step 3: Cross multiply
4,158,086.75x = 6,239,618.45 × 1,794,182.75 - Step 4: Simplify right side
4,158,086.75x = 11,195,015,789,571.74 - Step 5: Solve for x
x = 11,195,015,789,571.74/4,158,086.75 - Step 6: Final answer
x = 2,692,347.82
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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.