Finding the Fourth Proportional to 7,104,770.60, 10,658,538.30 and 2,056,245.80
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Solution
The fourth proportional to 7,104,770.60, 10,658,538.30 and 2,056,245.80 is: 3,084,768.79
Step by Step Solution
- Step 1: Write the proportion equation
7,104,770.60 : 10,658,538.30 = 2,056,245.80 : x - Step 2: Convert to fraction form
7,104,770.60/10,658,538.30 = 2,056,245.80/x - Step 3: Cross multiply
7,104,770.60x = 10,658,538.30 × 2,056,245.80 - Step 4: Simplify right side
7,104,770.60x = 21,916,574,613,514.14 - Step 5: Solve for x
x = 21,916,574,613,514.14/7,104,770.60 - Step 6: Final answer
x = 3,084,768.79
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1.5x scale
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.