Finding the Fourth Proportional to 3,232,313.92, 4,460,660.72 and 1,782,070.48
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Solution
The fourth proportional to 3,232,313.92, 4,460,660.72 and 1,782,070.48 is: 2,459,294.48
Step by Step Solution
- Step 1: Write the proportion equation
3,232,313.92 : 4,460,660.72 = 1,782,070.48 : x - Step 2: Convert to fraction form
3,232,313.92/4,460,660.72 = 1,782,070.48/x - Step 3: Cross multiply
3,232,313.92x = 4,460,660.72 × 1,782,070.48 - Step 4: Simplify right side
3,232,313.92x = 7,949,211,790,407.55 - Step 5: Solve for x
x = 7,949,211,790,407.55/3,232,313.92 - Step 6: Final answer
x = 2,459,294.48
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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.