Finding the Fourth Proportional to 930,586.70, 1,392,927.60 and 930,586.70
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Solution
The fourth proportional to 930,586.70, 1,392,927.60 and 930,586.70 is: 1,392,927.60
Step by Step Solution
- Step 1: Write the proportion equation
930,586.70 : 1,392,927.60 = 930,586.70 : x - Step 2: Convert to fraction form
930,586.70/1,392,927.60 = 930,586.70/x - Step 3: Cross multiply
930,586.70x = 1,392,927.60 × 930,586.70 - Step 4: Simplify right side
930,586.70x = 1,296,239,898,622.92 - Step 5: Solve for x
x = 1,296,239,898,622.92/930,586.70 - Step 6: Final answer
x = 1,392,927.60
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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.