Finding the Fourth Proportional to 1,337,238.44, 2,005,924.62 and 438,600.68
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Solution
The fourth proportional to 1,337,238.44, 2,005,924.62 and 438,600.68 is: 657,922.98
Step by Step Solution
- Step 1: Write the proportion equation
1,337,238.44 : 2,005,924.62 = 438,600.68 : x - Step 2: Convert to fraction form
1,337,238.44/2,005,924.62 = 438,600.68/x - Step 3: Cross multiply
1,337,238.44x = 2,005,924.62 × 438,600.68 - Step 4: Simplify right side
1,337,238.44x = 879,799,902,360.74 - Step 5: Solve for x
x = 879,799,902,360.74/1,337,238.44 - Step 6: Final answer
x = 657,922.98
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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.