Finding the Fourth Proportional to 2,313,324.68, 3,192,487.79 and 1,280,832.41
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Solution
The fourth proportional to 2,313,324.68, 3,192,487.79 and 1,280,832.41 is: 1,767,603.95
Step by Step Solution
- Step 1: Write the proportion equation
2,313,324.68 : 3,192,487.79 = 1,280,832.41 : x - Step 2: Convert to fraction form
2,313,324.68/3,192,487.79 = 1,280,832.41/x - Step 3: Cross multiply
2,313,324.68x = 3,192,487.79 × 1,280,832.41 - Step 4: Simplify right side
2,313,324.68x = 4,089,041,831,108.23 - Step 5: Solve for x
x = 4,089,041,831,108.23/2,313,324.68 - Step 6: Final answer
x = 1,767,603.95
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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.