Finding the Fourth Proportional to 2,271,129.66, 3,135,208.43 and 1,400,120
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Solution
The fourth proportional to 2,271,129.66, 3,135,208.43 and 1,400,120 is: 1,932,812.60
Step by Step Solution
- Step 1: Write the proportion equation
2,271,129.66 : 3,135,208.43 = 1,400,120 : x - Step 2: Convert to fraction form
2,271,129.66/3,135,208.43 = 1,400,120/x - Step 3: Cross multiply
2,271,129.66x = 3,135,208.43 × 1,400,120 - Step 4: Simplify right side
2,271,129.66x = 4,389,668,027,011.60 - Step 5: Solve for x
x = 4,389,668,027,011.60/2,271,129.66 - Step 6: Final answer
x = 1,932,812.60
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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.