Finding the Fourth Proportional to 3,374,809.44, 4,656,516.84 and 1,998,585.42
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Solution
The fourth proportional to 3,374,809.44, 4,656,516.84 and 1,998,585.42 is: 2,757,621.38
Step by Step Solution
- Step 1: Write the proportion equation
3,374,809.44 : 4,656,516.84 = 1,998,585.42 : x - Step 2: Convert to fraction form
3,374,809.44/4,656,516.84 = 1,998,585.42/x - Step 3: Cross multiply
3,374,809.44x = 4,656,516.84 × 1,998,585.42 - Step 4: Simplify right side
3,374,809.44x = 9,306,446,664,408.47 - Step 5: Solve for x
x = 9,306,446,664,408.47/3,374,809.44 - Step 6: Final answer
x = 2,757,621.38
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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.