Finding the Fourth Proportional to 2,027,886.75, 2,798,791.10 and 1,156,717.17
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Solution
The fourth proportional to 2,027,886.75, 2,798,791.10 and 1,156,717.17 is: 1,596,445.03
Step by Step Solution
- Step 1: Write the proportion equation
2,027,886.75 : 2,798,791.10 = 1,156,717.17 : x - Step 2: Convert to fraction form
2,027,886.75/2,798,791.10 = 1,156,717.17/x - Step 3: Cross multiply
2,027,886.75x = 2,798,791.10 × 1,156,717.17 - Step 4: Simplify right side
2,027,886.75x = 3,237,409,714,829.60 - Step 5: Solve for x
x = 3,237,409,714,829.60/2,027,886.75 - Step 6: Final answer
x = 1,596,445.03
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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.