Finding the Fourth Proportional to 5,870,783.16, 8,101,739.45 and 3,292,408.58
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Solution
The fourth proportional to 5,870,783.16, 8,101,739.45 and 3,292,408.58 is: 4,543,556.75
Step by Step Solution
- Step 1: Write the proportion equation
5,870,783.16 : 8,101,739.45 = 3,292,408.58 : x - Step 2: Convert to fraction form
5,870,783.16/8,101,739.45 = 3,292,408.58/x - Step 3: Cross multiply
5,870,783.16x = 8,101,739.45 × 3,292,408.58 - Step 4: Simplify right side
5,870,783.16x = 26,674,236,457,850.13 - Step 5: Solve for x
x = 26,674,236,457,850.13/5,870,783.16 - Step 6: Final answer
x = 4,543,556.75
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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.