Finding the Fourth Proportional to 5,154,409.88, 7,112,662.14 and 2,831,182.33
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Solution
The fourth proportional to 5,154,409.88, 7,112,662.14 and 2,831,182.33 is: 3,906,799.00
Step by Step Solution
- Step 1: Write the proportion equation
5,154,409.88 : 7,112,662.14 = 2,831,182.33 : x - Step 2: Convert to fraction form
5,154,409.88/7,112,662.14 = 2,831,182.33/x - Step 3: Cross multiply
5,154,409.88x = 7,112,662.14 × 2,831,182.33 - Step 4: Simplify right side
5,154,409.88x = 20,137,243,370,027.98 - Step 5: Solve for x
x = 20,137,243,370,027.98/5,154,409.88 - Step 6: Final answer
x = 3,906,799.00
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1.5x scale
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.