Finding the Fourth Proportional to 1,474,868.79, 2,212,520.97 and 755,617.34
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Solution
The fourth proportional to 1,474,868.79, 2,212,520.97 and 755,617.34 is: 1,133,537.59
Step by Step Solution
- Step 1: Write the proportion equation
1,474,868.79 : 2,212,520.97 = 755,617.34 : x - Step 2: Convert to fraction form
1,474,868.79/2,212,520.97 = 755,617.34/x - Step 3: Cross multiply
1,474,868.79x = 2,212,520.97 × 755,617.34 - Step 4: Simplify right side
1,474,868.79x = 1,671,819,218,410.49 - Step 5: Solve for x
x = 1,671,819,218,410.49/1,474,868.79 - Step 6: Final answer
x = 1,133,537.59
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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.