Finding the Fourth Proportional to 3,407,193.42, 5,109,684.50 and 1,132,106.96
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Solution
The fourth proportional to 3,407,193.42, 5,109,684.50 and 1,132,106.96 is: 1,697,793.07
Step by Step Solution
- Step 1: Write the proportion equation
3,407,193.42 : 5,109,684.50 = 1,132,106.96 : x - Step 2: Convert to fraction form
3,407,193.42/5,109,684.50 = 1,132,106.96/x - Step 3: Cross multiply
3,407,193.42x = 5,109,684.50 × 1,132,106.96 - Step 4: Simplify right side
3,407,193.42x = 5,784,709,374,911.07 - Step 5: Solve for x
x = 5,784,709,374,911.07/3,407,193.42 - Step 6: Final answer
x = 1,697,793.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.