Finding the Fourth Proportional to 1,903,617.63, 2,626,628.85 and 1,088,079.84
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Solution
The fourth proportional to 1,903,617.63, 2,626,628.85 and 1,088,079.84 is: 1,501,342.42
Step by Step Solution
- Step 1: Write the proportion equation
1,903,617.63 : 2,626,628.85 = 1,088,079.84 : x - Step 2: Convert to fraction form
1,903,617.63/2,626,628.85 = 1,088,079.84/x - Step 3: Cross multiply
1,903,617.63x = 2,626,628.85 × 1,088,079.84 - Step 4: Simplify right side
1,903,617.63x = 2,857,981,898,847.38 - Step 5: Solve for x
x = 2,857,981,898,847.38/1,903,617.63 - Step 6: Final answer
x = 1,501,342.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.