Finding the Fourth Proportional to 1,467,408.80, 2,201,113.20 and 580,944.80
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Solution
The fourth proportional to 1,467,408.80, 2,201,113.20 and 580,944.80 is: 871,417.20
Step by Step Solution
- Step 1: Write the proportion equation
1,467,408.80 : 2,201,113.20 = 580,944.80 : x - Step 2: Convert to fraction form
1,467,408.80/2,201,113.20 = 580,944.80/x - Step 3: Cross multiply
1,467,408.80x = 2,201,113.20 × 580,944.80 - Step 4: Simplify right side
1,467,408.80x = 1,278,725,267,751.36 - Step 5: Solve for x
x = 1,278,725,267,751.36/1,467,408.80 - Step 6: Final answer
x = 871,417.20
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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.