Finding the Fourth Proportional to 1,108,586.78, 1,529,850.63 and 599,289.02
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Solution
The fourth proportional to 1,108,586.78, 1,529,850.63 and 599,289.02 is: 827,019.32
Step by Step Solution
- Step 1: Write the proportion equation
1,108,586.78 : 1,529,850.63 = 599,289.02 : x - Step 2: Convert to fraction form
1,108,586.78/1,529,850.63 = 599,289.02/x - Step 3: Cross multiply
1,108,586.78x = 1,529,850.63 × 599,289.02 - Step 4: Simplify right side
1,108,586.78x = 916,822,684,799.08 - Step 5: Solve for x
x = 916,822,684,799.08/1,108,586.78 - Step 6: Final answer
x = 827,019.32
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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.