Finding the Fourth Proportional to 3,050,771.99, 4,210,114.47 and 1,761,725.03
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Solution
The fourth proportional to 3,050,771.99, 4,210,114.47 and 1,761,725.03 is: 2,431,208.91
Step by Step Solution
- Step 1: Write the proportion equation
3,050,771.99 : 4,210,114.47 = 1,761,725.03 : x - Step 2: Convert to fraction form
3,050,771.99/4,210,114.47 = 1,761,725.03/x - Step 3: Cross multiply
3,050,771.99x = 4,210,114.47 × 1,761,725.03 - Step 4: Simplify right side
3,050,771.99x = 7,417,064,040,964.18 - Step 5: Solve for x
x = 7,417,064,040,964.18/3,050,771.99 - Step 6: Final answer
x = 2,431,208.91
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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.