Finding the Fourth Proportional to 2,059,094.99, 2,841,546.18 and 1,128,801.08
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Solution
The fourth proportional to 2,059,094.99, 2,841,546.18 and 1,128,801.08 is: 1,557,742.81
Step by Step Solution
- Step 1: Write the proportion equation
2,059,094.99 : 2,841,546.18 = 1,128,801.08 : x - Step 2: Convert to fraction form
2,059,094.99/2,841,546.18 = 1,128,801.08/x - Step 3: Cross multiply
2,059,094.99x = 2,841,546.18 × 1,128,801.08 - Step 4: Simplify right side
2,059,094.99x = 3,207,540,405,851.10 - Step 5: Solve for x
x = 3,207,540,405,851.10/2,059,094.99 - Step 6: Final answer
x = 1,557,742.81
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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.