Finding the Fourth Proportional to 1,072,520.52, 1,480,090.49 and 589,096.99
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Solution
The fourth proportional to 1,072,520.52, 1,480,090.49 and 589,096.99 is: 812,960.53
Step by Step Solution
- Step 1: Write the proportion equation
1,072,520.52 : 1,480,090.49 = 589,096.99 : x - Step 2: Convert to fraction form
1,072,520.52/1,480,090.49 = 589,096.99/x - Step 3: Cross multiply
1,072,520.52x = 1,480,090.49 × 589,096.99 - Step 4: Simplify right side
1,072,520.52x = 871,916,852,586.63 - Step 5: Solve for x
x = 871,916,852,586.63/1,072,520.52 - Step 6: Final answer
x = 812,960.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.