Finding the Fourth Proportional to 3,770,687.64, 5,656,917.36 and 1,246,342.92
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Solution
The fourth proportional to 3,770,687.64, 5,656,917.36 and 1,246,342.92 is: 1,869,807.20
Step by Step Solution
- Step 1: Write the proportion equation
3,770,687.64 : 5,656,917.36 = 1,246,342.92 : x - Step 2: Convert to fraction form
3,770,687.64/5,656,917.36 = 1,246,342.92/x - Step 3: Cross multiply
3,770,687.64x = 5,656,917.36 × 1,246,342.92 - Step 4: Simplify right side
3,770,687.64x = 7,050,458,900,661.09 - Step 5: Solve for x
x = 7,050,458,900,661.09/3,770,687.64 - Step 6: Final answer
x = 1,869,807.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.