Finding the Fourth Proportional to 5,470,587.01, 8,198,545.54 and 4,257,628.31
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Solution
The fourth proportional to 5,470,587.01, 8,198,545.54 and 4,257,628.31 is: 6,380,733.83
Step by Step Solution
- Step 1: Write the proportion equation
5,470,587.01 : 8,198,545.54 = 4,257,628.31 : x - Step 2: Convert to fraction form
5,470,587.01/8,198,545.54 = 4,257,628.31/x - Step 3: Cross multiply
5,470,587.01x = 8,198,545.54 × 4,257,628.31 - Step 4: Simplify right side
5,470,587.01x = 34,906,359,591,928.23 - Step 5: Solve for x
x = 34,906,359,591,928.23/5,470,587.01 - Step 6: Final answer
x = 6,380,733.83
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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.