Finding the Fourth Proportional to 3,770,698.64, 5,656,933.84 and 1,246,353.90
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Solution
The fourth proportional to 3,770,698.64, 5,656,933.84 and 1,246,353.90 is: 1,869,823.67
Step by Step Solution
- Step 1: Write the proportion equation
3,770,698.64 : 5,656,933.84 = 1,246,353.90 : x - Step 2: Convert to fraction form
3,770,698.64/5,656,933.84 = 1,246,353.90/x - Step 3: Cross multiply
3,770,698.64x = 5,656,933.84 × 1,246,353.90 - Step 4: Simplify right side
3,770,698.64x = 7,050,541,553,525.98 - Step 5: Solve for x
x = 7,050,541,553,525.98/3,770,698.64 - Step 6: Final answer
x = 1,869,823.67
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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.