Finding the Fourth Proportional to 5,125,370.22, 7,073,023.59 and 2,802,412.62
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Solution
The fourth proportional to 5,125,370.22, 7,073,023.59 and 2,802,412.62 is: 3,867,336.35
Step by Step Solution
- Step 1: Write the proportion equation
5,125,370.22 : 7,073,023.59 = 2,802,412.62 : x - Step 2: Convert to fraction form
5,125,370.22/7,073,023.59 = 2,802,412.62/x - Step 3: Cross multiply
5,125,370.22x = 7,073,023.59 × 2,802,412.62 - Step 4: Simplify right side
5,125,370.22x = 19,821,530,570,173.71 - Step 5: Solve for x
x = 19,821,530,570,173.71/5,125,370.22 - Step 6: Final answer
x = 3,867,336.35
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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.