Finding the Fourth Proportional to 4,080,571.02, 6,121,199.16 and 1,240,707.78
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Solution
The fourth proportional to 4,080,571.02, 6,121,199.16 and 1,240,707.78 is: 1,861,165.85
Step by Step Solution
- Step 1: Write the proportion equation
4,080,571.02 : 6,121,199.16 = 1,240,707.78 : x - Step 2: Convert to fraction form
4,080,571.02/6,121,199.16 = 1,240,707.78/x - Step 3: Cross multiply
4,080,571.02x = 6,121,199.16 × 1,240,707.78 - Step 4: Simplify right side
4,080,571.02x = 7,594,619,420,741.47 - Step 5: Solve for x
x = 7,594,619,420,741.47/4,080,571.02 - Step 6: Final answer
x = 1,861,165.85
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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.