Finding the Fourth Proportional to 3,509,438.80, 4,843,041 and 1,899,806.80
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Solution
The fourth proportional to 3,509,438.80, 4,843,041 and 1,899,806.80 is: 2,621,741.75
Step by Step Solution
- Step 1: Write the proportion equation
3,509,438.80 : 4,843,041 = 1,899,806.80 : x - Step 2: Convert to fraction form
3,509,438.80/4,843,041 = 1,899,806.80/x - Step 3: Cross multiply
3,509,438.80x = 4,843,041 × 1,899,806.80 - Step 4: Simplify right side
3,509,438.80x = 9,200,842,224,478.80 - Step 5: Solve for x
x = 9,200,842,224,478.80/3,509,438.80 - Step 6: Final answer
x = 2,621,741.75
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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.