Finding the Fourth Proportional to 1,470,785.86, 2,206,305.91 and 405,827.92
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Solution
The fourth proportional to 1,470,785.86, 2,206,305.91 and 405,827.92 is: 608,776.96
Step by Step Solution
- Step 1: Write the proportion equation
1,470,785.86 : 2,206,305.91 = 405,827.92 : x - Step 2: Convert to fraction form
1,470,785.86/2,206,305.91 = 405,827.92/x - Step 3: Cross multiply
1,470,785.86x = 2,206,305.91 × 405,827.92 - Step 4: Simplify right side
1,470,785.86x = 895,380,542,460.19 - Step 5: Solve for x
x = 895,380,542,460.19/1,470,785.86 - Step 6: Final answer
x = 608,776.96
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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.