Finding the Fourth Proportional to 1,336,364.20, 2,003,660.70 and 737,612.20
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Solution
The fourth proportional to 1,336,364.20, 2,003,660.70 and 737,612.20 is: 1,105,929.49
Step by Step Solution
- Step 1: Write the proportion equation
1,336,364.20 : 2,003,660.70 = 737,612.20 : x - Step 2: Convert to fraction form
1,336,364.20/2,003,660.70 = 737,612.20/x - Step 3: Cross multiply
1,336,364.20x = 2,003,660.70 × 737,612.20 - Step 4: Simplify right side
1,336,364.20x = 1,477,924,576,980.54 - Step 5: Solve for x
x = 1,477,924,576,980.54/1,336,364.20 - Step 6: Final answer
x = 1,105,929.49
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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.