Finding the Fourth Proportional to 3,119,201.02, 4,679,247.81 and 960,408.76
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Solution
The fourth proportional to 3,119,201.02, 4,679,247.81 and 960,408.76 is: 1,440,750.55
Step by Step Solution
- Step 1: Write the proportion equation
3,119,201.02 : 4,679,247.81 = 960,408.76 : x - Step 2: Convert to fraction form
3,119,201.02/4,679,247.81 = 960,408.76/x - Step 3: Cross multiply
3,119,201.02x = 4,679,247.81 × 960,408.76 - Step 4: Simplify right side
3,119,201.02x = 4,493,990,586,934.82 - Step 5: Solve for x
x = 4,493,990,586,934.82/3,119,201.02 - Step 6: Final answer
x = 1,440,750.55
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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.