Finding the Fourth Proportional to 2,147,480.02, 3,221,843.46 and 1,337,327.74
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Solution
The fourth proportional to 2,147,480.02, 3,221,843.46 and 1,337,327.74 is: 2,006,379.85
Step by Step Solution
- Step 1: Write the proportion equation
2,147,480.02 : 3,221,843.46 = 1,337,327.74 : x - Step 2: Convert to fraction form
2,147,480.02/3,221,843.46 = 1,337,327.74/x - Step 3: Cross multiply
2,147,480.02x = 3,221,843.46 × 1,337,327.74 - Step 4: Simplify right side
2,147,480.02x = 4,308,660,632,995.58 - Step 5: Solve for x
x = 4,308,660,632,995.58/2,147,480.02 - Step 6: Final answer
x = 2,006,379.85
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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.