Finding the Fourth Proportional to 3,618,140.49, 4,995,370.53 and 2,242,953.81
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Solution
The fourth proportional to 3,618,140.49, 4,995,370.53 and 2,242,953.81 is: 3,096,724.79
Step by Step Solution
- Step 1: Write the proportion equation
3,618,140.49 : 4,995,370.53 = 2,242,953.81 : x - Step 2: Convert to fraction form
3,618,140.49/4,995,370.53 = 2,242,953.81/x - Step 3: Cross multiply
3,618,140.49x = 4,995,370.53 × 2,242,953.81 - Step 4: Simplify right side
3,618,140.49x = 11,204,385,362,625.22 - Step 5: Solve for x
x = 11,204,385,362,625.22/3,618,140.49 - Step 6: Final answer
x = 3,096,724.79
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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.