Finding the Fourth Proportional to 3,657,958.54, 5,486,938.42 and 1,526,880.14
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Solution
The fourth proportional to 3,657,958.54, 5,486,938.42 and 1,526,880.14 is: 2,290,320.46
Step by Step Solution
- Step 1: Write the proportion equation
3,657,958.54 : 5,486,938.42 = 1,526,880.14 : x - Step 2: Convert to fraction form
3,657,958.54/5,486,938.42 = 1,526,880.14/x - Step 3: Cross multiply
3,657,958.54x = 5,486,938.42 × 1,526,880.14 - Step 4: Simplify right side
3,657,958.54x = 8,377,897,302,900.98 - Step 5: Solve for x
x = 8,377,897,302,900.98/3,657,958.54 - Step 6: Final answer
x = 2,290,320.46
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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.