Finding the Fourth Proportional to 3,467,921.80, 5,201,882.70 and 3,048,017.80
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Solution
The fourth proportional to 3,467,921.80, 5,201,882.70 and 3,048,017.80 is: 4,572,026.70
Step by Step Solution
- Step 1: Write the proportion equation
3,467,921.80 : 5,201,882.70 = 3,048,017.80 : x - Step 2: Convert to fraction form
3,467,921.80/5,201,882.70 = 3,048,017.80/x - Step 3: Cross multiply
3,467,921.80x = 5,201,882.70 × 3,048,017.80 - Step 4: Simplify right side
3,467,921.80x = 15,855,431,063,112.06 - Step 5: Solve for x
x = 15,855,431,063,112.06/3,467,921.80 - Step 6: Final answer
x = 4,572,026.70
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1.5x scale
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.