Finding the Fourth Proportional to 3,169,497.92, 4,373,881.26 and 1,719,189.68
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Solution
The fourth proportional to 3,169,497.92, 4,373,881.26 and 1,719,189.68 is: 2,372,467.73
Step by Step Solution
- Step 1: Write the proportion equation
3,169,497.92 : 4,373,881.26 = 1,719,189.68 : x - Step 2: Convert to fraction form
3,169,497.92/4,373,881.26 = 1,719,189.68/x - Step 3: Cross multiply
3,169,497.92x = 4,373,881.26 × 1,719,189.68 - Step 4: Simplify right side
3,169,497.92x = 7,519,531,523,737.40 - Step 5: Solve for x
x = 7,519,531,523,737.40/3,169,497.92 - Step 6: Final answer
x = 2,372,467.73
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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.