Finding the Fourth Proportional to 1,742,609.57, 2,404,832.09 and 968,311.94
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Solution
The fourth proportional to 1,742,609.57, 2,404,832.09 and 968,311.94 is: 1,336,287.63
Step by Step Solution
- Step 1: Write the proportion equation
1,742,609.57 : 2,404,832.09 = 968,311.94 : x - Step 2: Convert to fraction form
1,742,609.57/2,404,832.09 = 968,311.94/x - Step 3: Cross multiply
1,742,609.57x = 2,404,832.09 × 968,311.94 - Step 4: Simplify right side
1,742,609.57x = 2,328,627,609,576.43 - Step 5: Solve for x
x = 2,328,627,609,576.43/1,742,609.57 - Step 6: Final answer
x = 1,336,287.63
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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.