Finding the Fourth Proportional to 4,765,662.91, 6,576,681.41 and 2,590,205.41
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Solution
The fourth proportional to 4,765,662.91, 6,576,681.41 and 2,590,205.41 is: 3,574,519.66
Step by Step Solution
- Step 1: Write the proportion equation
4,765,662.91 : 6,576,681.41 = 2,590,205.41 : x - Step 2: Convert to fraction form
4,765,662.91/6,576,681.41 = 2,590,205.41/x - Step 3: Cross multiply
4,765,662.91x = 6,576,681.41 × 2,590,205.41 - Step 4: Simplify right side
4,765,662.91x = 17,034,955,741,620.53 - Step 5: Solve for x
x = 17,034,955,741,620.53/4,765,662.91 - Step 6: Final answer
x = 3,574,519.66
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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.