Finding the Fourth Proportional to 2,669,375.49, 3,683,719.94 and 1,445,652.87
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Solution
The fourth proportional to 2,669,375.49, 3,683,719.94 and 1,445,652.87 is: 1,994,991.08
Step by Step Solution
- Step 1: Write the proportion equation
2,669,375.49 : 3,683,719.94 = 1,445,652.87 : x - Step 2: Convert to fraction form
2,669,375.49/3,683,719.94 = 1,445,652.87/x - Step 3: Cross multiply
2,669,375.49x = 3,683,719.94 × 1,445,652.87 - Step 4: Simplify right side
2,669,375.49x = 5,325,380,296,308.96 - Step 5: Solve for x
x = 5,325,380,296,308.96/2,669,375.49 - Step 6: Final answer
x = 1,994,991.08
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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.