Finding the Fourth Proportional to 4,080,572.02, 6,121,200.66 and 1,240,708.78
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Solution
The fourth proportional to 4,080,572.02, 6,121,200.66 and 1,240,708.78 is: 1,861,167.35
Step by Step Solution
- Step 1: Write the proportion equation
4,080,572.02 : 6,121,200.66 = 1,240,708.78 : x - Step 2: Convert to fraction form
4,080,572.02/6,121,200.66 = 1,240,708.78/x - Step 3: Cross multiply
4,080,572.02x = 6,121,200.66 × 1,240,708.78 - Step 4: Simplify right side
4,080,572.02x = 7,594,627,403,003.80 - Step 5: Solve for x
x = 7,594,627,403,003.80/4,080,572.02 - Step 6: Final answer
x = 1,861,167.35
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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.