Finding the Fourth Proportional to 2,059,102.64, 2,841,556.73 and 1,128,808.75
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Solution
The fourth proportional to 2,059,102.64, 2,841,556.73 and 1,128,808.75 is: 1,557,753.38
Step by Step Solution
- Step 1: Write the proportion equation
2,059,102.64 : 2,841,556.73 = 1,128,808.75 : x - Step 2: Convert to fraction form
2,059,102.64/2,841,556.73 = 1,128,808.75/x - Step 3: Cross multiply
2,059,102.64x = 2,841,556.73 × 1,128,808.75 - Step 4: Simplify right side
2,059,102.64x = 3,207,574,100,445.39 - Step 5: Solve for x
x = 3,207,574,100,445.39/2,059,102.64 - Step 6: Final answer
x = 1,557,753.38
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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.