Finding the Fourth Proportional to 4,974,528.89, 7,460,958.62 and 1,380,660.95
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Solution
The fourth proportional to 4,974,528.89, 7,460,958.62 and 1,380,660.95 is: 2,070,759.75
Step by Step Solution
- Step 1: Write the proportion equation
4,974,528.89 : 7,460,958.62 = 1,380,660.95 : x - Step 2: Convert to fraction form
4,974,528.89/7,460,958.62 = 1,380,660.95/x - Step 3: Cross multiply
4,974,528.89x = 7,460,958.62 × 1,380,660.95 - Step 4: Simplify right side
4,974,528.89x = 10,301,054,171,991.79 - Step 5: Solve for x
x = 10,301,054,171,991.79/4,974,528.89 - Step 6: Final answer
x = 2,070,759.75
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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.