Finding the Fourth Proportional to 1,673,771.24, 2,309,911.62 and 938,794.52
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Solution
The fourth proportional to 1,673,771.24, 2,309,911.62 and 938,794.52 is: 1,295,596.63
Step by Step Solution
- Step 1: Write the proportion equation
1,673,771.24 : 2,309,911.62 = 938,794.52 : x - Step 2: Convert to fraction form
1,673,771.24/2,309,911.62 = 938,794.52/x - Step 3: Cross multiply
1,673,771.24x = 2,309,911.62 × 938,794.52 - Step 4: Simplify right side
1,673,771.24x = 2,168,532,370,540.32 - Step 5: Solve for x
x = 2,168,532,370,540.32/1,673,771.24 - Step 6: Final answer
x = 1,295,596.63
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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.