Finding the Fourth Proportional to 1,722,701.71, 2,584,229.35 and 658,638.73
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Solution
The fourth proportional to 1,722,701.71, 2,584,229.35 and 658,638.73 is: 988,025.69
Step by Step Solution
- Step 1: Write the proportion equation
1,722,701.71 : 2,584,229.35 = 658,638.73 : x - Step 2: Convert to fraction form
1,722,701.71/2,584,229.35 = 658,638.73/x - Step 3: Cross multiply
1,722,701.71x = 2,584,229.35 × 658,638.73 - Step 4: Simplify right side
1,722,701.71x = 1,702,073,537,112.73 - Step 5: Solve for x
x = 1,702,073,537,112.73/1,722,701.71 - Step 6: Final answer
x = 988,025.69
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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.