Finding the Fourth Proportional to 1,467,743.40, 2,201,615.10 and 1,361,455.20
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Solution
The fourth proportional to 1,467,743.40, 2,201,615.10 and 1,361,455.20 is: 2,042,182.80
Step by Step Solution
- Step 1: Write the proportion equation
1,467,743.40 : 2,201,615.10 = 1,361,455.20 : x - Step 2: Convert to fraction form
1,467,743.40/2,201,615.10 = 1,361,455.20/x - Step 3: Cross multiply
1,467,743.40x = 2,201,615.10 × 1,361,455.20 - Step 4: Simplify right side
1,467,743.40x = 2,997,400,326,293.52 - Step 5: Solve for x
x = 2,997,400,326,293.52/1,467,743.40 - Step 6: Final answer
x = 2,042,182.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.