Finding the Fourth Proportional to 1,861,560.99, 2,789,758.09 and 848,206.44
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Solution
The fourth proportional to 1,861,560.99, 2,789,758.09 and 848,206.44 is: 1,271,132.56
Step by Step Solution
- Step 1: Write the proportion equation
1,861,560.99 : 2,789,758.09 = 848,206.44 : x - Step 2: Convert to fraction form
1,861,560.99/2,789,758.09 = 848,206.44/x - Step 3: Cross multiply
1,861,560.99x = 2,789,758.09 × 848,206.44 - Step 4: Simplify right side
1,861,560.99x = 2,366,290,779,040.36 - Step 5: Solve for x
x = 2,366,290,779,040.36/1,861,560.99 - Step 6: Final answer
x = 1,271,132.56
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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.