Finding the Fourth Proportional to 1,341,037.76, 2,011,556.03 and 394,408.49
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Solution
The fourth proportional to 1,341,037.76, 2,011,556.03 and 394,408.49 is: 591,612.55
Step by Step Solution
- Step 1: Write the proportion equation
1,341,037.76 : 2,011,556.03 = 394,408.49 : x - Step 2: Convert to fraction form
1,341,037.76/2,011,556.03 = 394,408.49/x - Step 3: Cross multiply
1,341,037.76x = 2,011,556.03 × 394,408.49 - Step 4: Simplify right side
1,341,037.76x = 793,374,764,312.87 - Step 5: Solve for x
x = 793,374,764,312.87/1,341,037.76 - Step 6: Final answer
x = 591,612.55
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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.