Finding the Fourth Proportional to 5,370,260.64, 8,055,412.84 and 2,175,447.32
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Solution
The fourth proportional to 5,370,260.64, 8,055,412.84 and 2,175,447.32 is: 3,263,179.84
Step by Step Solution
- Step 1: Write the proportion equation
5,370,260.64 : 8,055,412.84 = 2,175,447.32 : x - Step 2: Convert to fraction form
5,370,260.64/8,055,412.84 = 2,175,447.32/x - Step 3: Cross multiply
5,370,260.64x = 8,055,412.84 × 2,175,447.32 - Step 4: Simplify right side
5,370,260.64x = 17,524,126,274,271.59 - Step 5: Solve for x
x = 17,524,126,274,271.59/5,370,260.64 - Step 6: Final answer
x = 3,263,179.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.