Finding the Fourth Proportional to 1,519,283.56, 2,096,378.42 and 874,579.18
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Solution
The fourth proportional to 1,519,283.56, 2,096,378.42 and 874,579.18 is: 1,206,785.20
Step by Step Solution
- Step 1: Write the proportion equation
1,519,283.56 : 2,096,378.42 = 874,579.18 : x - Step 2: Convert to fraction form
1,519,283.56/2,096,378.42 = 874,579.18/x - Step 3: Cross multiply
1,519,283.56x = 2,096,378.42 × 874,579.18 - Step 4: Simplify right side
1,519,283.56x = 1,833,448,909,919.45 - Step 5: Solve for x
x = 1,833,448,909,919.45/1,519,283.56 - Step 6: Final answer
x = 1,206,785.20
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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.