Finding the Fourth Proportional to 1,621,652.16, 2,237,879.64 and 886,609.08
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Solution
The fourth proportional to 1,621,652.16, 2,237,879.64 and 886,609.08 is: 1,223,520.34
Step by Step Solution
- Step 1: Write the proportion equation
1,621,652.16 : 2,237,879.64 = 886,609.08 : x - Step 2: Convert to fraction form
1,621,652.16/2,237,879.64 = 886,609.08/x - Step 3: Cross multiply
1,621,652.16x = 2,237,879.64 × 886,609.08 - Step 4: Simplify right side
1,621,652.16x = 1,984,124,408,771.13 - Step 5: Solve for x
x = 1,984,124,408,771.13/1,621,652.16 - Step 6: Final answer
x = 1,223,520.34
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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.