Finding the Fourth Proportional to 1,485,194.67, 2,227,435.29 and 685,708.06
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Solution
The fourth proportional to 1,485,194.67, 2,227,435.29 and 685,708.06 is: 1,028,397.40
Step by Step Solution
- Step 1: Write the proportion equation
1,485,194.67 : 2,227,435.29 = 685,708.06 : x - Step 2: Convert to fraction form
1,485,194.67/2,227,435.29 = 685,708.06/x - Step 3: Cross multiply
1,485,194.67x = 2,227,435.29 × 685,708.06 - Step 4: Simplify right side
1,485,194.67x = 1,527,370,331,481.44 - Step 5: Solve for x
x = 1,527,370,331,481.44/1,485,194.67 - Step 6: Final answer
x = 1,028,397.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.