Finding the Fourth Proportional to 1,467,619.30, 2,201,319.60 and 614,470.60
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Solution
The fourth proportional to 1,467,619.30, 2,201,319.60 and 614,470.60 is: 921,660.12
Step by Step Solution
- Step 1: Write the proportion equation
1,467,619.30 : 2,201,319.60 = 614,470.60 : x - Step 2: Convert to fraction form
1,467,619.30/2,201,319.60 = 614,470.60/x - Step 3: Cross multiply
1,467,619.30x = 2,201,319.60 × 614,470.60 - Step 4: Simplify right side
1,467,619.30x = 1,352,646,175,403.76 - Step 5: Solve for x
x = 1,352,646,175,403.76/1,467,619.30 - Step 6: Final answer
x = 921,660.12
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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.