Finding the Fourth Proportional to 1,512,614.70, 2,087,309.61 and 833,551.02
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Solution
The fourth proportional to 1,512,614.70, 2,087,309.61 and 833,551.02 is: 1,150,246.03
Step by Step Solution
- Step 1: Write the proportion equation
1,512,614.70 : 2,087,309.61 = 833,551.02 : x - Step 2: Convert to fraction form
1,512,614.70/2,087,309.61 = 833,551.02/x - Step 3: Cross multiply
1,512,614.70x = 2,087,309.61 × 833,551.02 - Step 4: Simplify right side
1,512,614.70x = 1,739,879,054,471.30 - Step 5: Solve for x
x = 1,739,879,054,471.30/1,512,614.70 - Step 6: Final answer
x = 1,150,246.03
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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.