Finding the Fourth Proportional to 4,512,062.81, 6,227,442.72 and 2,677,532.63
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Solution
The fourth proportional to 4,512,062.81, 6,227,442.72 and 2,677,532.63 is: 3,695,467.41
Step by Step Solution
- Step 1: Write the proportion equation
4,512,062.81 : 6,227,442.72 = 2,677,532.63 : x - Step 2: Convert to fraction form
4,512,062.81/6,227,442.72 = 2,677,532.63/x - Step 3: Cross multiply
4,512,062.81x = 6,227,442.72 × 2,677,532.63 - Step 4: Simplify right side
4,512,062.81x = 16,674,181,053,118.74 - Step 5: Solve for x
x = 16,674,181,053,118.74/4,512,062.81 - Step 6: Final answer
x = 3,695,467.41
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.