Finding the Fourth Proportional to 1,352,439.51, 2,029,406.34 and 753,738.09
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Solution
The fourth proportional to 1,352,439.51, 2,029,406.34 and 753,738.09 is: 1,131,023.49
Step by Step Solution
- Step 1: Write the proportion equation
1,352,439.51 : 2,029,406.34 = 753,738.09 : x - Step 2: Convert to fraction form
1,352,439.51/2,029,406.34 = 753,738.09/x - Step 3: Cross multiply
1,352,439.51x = 2,029,406.34 × 753,738.09 - Step 4: Simplify right side
1,352,439.51x = 1,529,640,858,545.49 - Step 5: Solve for x
x = 1,529,640,858,545.49/1,352,439.51 - Step 6: Final answer
x = 1,131,023.49
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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.