Finding the Fourth Proportional to 3,767,122.38, 5,650,556.58 and 1,637,206.68
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Solution
The fourth proportional to 3,767,122.38, 5,650,556.58 and 1,637,206.68 is: 2,455,754.83
Step by Step Solution
- Step 1: Write the proportion equation
3,767,122.38 : 5,650,556.58 = 1,637,206.68 : x - Step 2: Convert to fraction form
3,767,122.38/5,650,556.58 = 1,637,206.68/x - Step 3: Cross multiply
3,767,122.38x = 5,650,556.58 × 1,637,206.68 - Step 4: Simplify right side
3,767,122.38x = 9,251,128,978,493.96 - Step 5: Solve for x
x = 9,251,128,978,493.96/3,767,122.38 - Step 6: Final answer
x = 2,455,754.83
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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.