Finding the Fourth Proportional to 2,938,168.26, 4,055,067.87 and 1,649,079.18
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Solution
The fourth proportional to 2,938,168.26, 4,055,067.87 and 1,649,079.18 is: 2,275,951.34
Step by Step Solution
- Step 1: Write the proportion equation
2,938,168.26 : 4,055,067.87 = 1,649,079.18 : x - Step 2: Convert to fraction form
2,938,168.26/4,055,067.87 = 1,649,079.18/x - Step 3: Cross multiply
2,938,168.26x = 4,055,067.87 × 1,649,079.18 - Step 4: Simplify right side
2,938,168.26x = 6,687,127,997,903.95 - Step 5: Solve for x
x = 6,687,127,997,903.95/2,938,168.26 - Step 6: Final answer
x = 2,275,951.34
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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.