Finding the Fourth Proportional to 1,148,478.74, 1,722,586.67 and 307,096.10
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Solution
The fourth proportional to 1,148,478.74, 1,722,586.67 and 307,096.10 is: 460,609.01
Step by Step Solution
- Step 1: Write the proportion equation
1,148,478.74 : 1,722,586.67 = 307,096.10 : x - Step 2: Convert to fraction form
1,148,478.74/1,722,586.67 = 307,096.10/x - Step 3: Cross multiply
1,148,478.74x = 1,722,586.67 × 307,096.10 - Step 4: Simplify right side
1,148,478.74x = 528,999,651,039.97 - Step 5: Solve for x
x = 528,999,651,039.97/1,148,478.74 - Step 6: Final answer
x = 460,609.01
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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.