Finding the Fourth Proportional to 1,742,140.36, 2,404,538.21 and 968,037.33
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Solution
The fourth proportional to 1,742,140.36, 2,404,538.21 and 968,037.33 is: 1,336,105.17
Step by Step Solution
- Step 1: Write the proportion equation
1,742,140.36 : 2,404,538.21 = 968,037.33 : x - Step 2: Convert to fraction form
1,742,140.36/2,404,538.21 = 968,037.33/x - Step 3: Cross multiply
1,742,140.36x = 2,404,538.21 × 968,037.33 - Step 4: Simplify right side
1,742,140.36x = 2,327,682,741,157.75 - Step 5: Solve for x
x = 2,327,682,741,157.75/1,742,140.36 - Step 6: Final answer
x = 1,336,105.17
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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.