Finding the Fourth Proportional to 3,518,493.49, 4,853,017.38 and 3,229,039.99
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Solution
The fourth proportional to 3,518,493.49, 4,853,017.38 and 3,229,039.99 is: 4,453,777.51
Step by Step Solution
- Step 1: Write the proportion equation
3,518,493.49 : 4,853,017.38 = 3,229,039.99 : x - Step 2: Convert to fraction form
3,518,493.49/4,853,017.38 = 3,229,039.99/x - Step 3: Cross multiply
3,518,493.49x = 4,853,017.38 × 3,229,039.99 - Step 4: Simplify right side
3,518,493.49x = 15,670,587,192,185.03 - Step 5: Solve for x
x = 15,670,587,192,185.03/3,518,493.49 - Step 6: Final answer
x = 4,453,777.51
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1.5x scale
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.