Finding the Fourth Proportional to 1,598,192.24, 2,205,572.32 and 919,129.28
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Solution
The fourth proportional to 1,598,192.24, 2,205,572.32 and 919,129.28 is: 1,268,436.96
Step by Step Solution
- Step 1: Write the proportion equation
1,598,192.24 : 2,205,572.32 = 919,129.28 : x - Step 2: Convert to fraction form
1,598,192.24/2,205,572.32 = 919,129.28/x - Step 3: Cross multiply
1,598,192.24x = 2,205,572.32 × 919,129.28 - Step 4: Simplify right side
1,598,192.24x = 2,027,206,098,469.53 - Step 5: Solve for x
x = 2,027,206,098,469.53/1,598,192.24 - Step 6: Final answer
x = 1,268,436.96
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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.