Finding the Fourth Proportional to 1,366,380.77, 2,048,199.49 and 467,207.56
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Solution
The fourth proportional to 1,366,380.77, 2,048,199.49 and 467,207.56 is: 700,342.33
Step by Step Solution
- Step 1: Write the proportion equation
1,366,380.77 : 2,048,199.49 = 467,207.56 : x - Step 2: Convert to fraction form
1,366,380.77/2,048,199.49 = 467,207.56/x - Step 3: Cross multiply
1,366,380.77x = 2,048,199.49 × 467,207.56 - Step 4: Simplify right side
1,366,380.77x = 956,934,287,946.38 - Step 5: Solve for x
x = 956,934,287,946.38/1,366,380.77 - Step 6: Final answer
x = 700,342.33
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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.