Finding the Fourth Proportional to 3,518,495.49, 4,853,020.14 and 3,229,041.99
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Solution
The fourth proportional to 3,518,495.49, 4,853,020.14 and 3,229,041.99 is: 4,453,780.27
Step by Step Solution
- Step 1: Write the proportion equation
3,518,495.49 : 4,853,020.14 = 3,229,041.99 : x - Step 2: Convert to fraction form
3,518,495.49/4,853,020.14 = 3,229,041.99/x - Step 3: Cross multiply
3,518,495.49x = 4,853,020.14 × 3,229,041.99 - Step 4: Simplify right side
3,518,495.49x = 15,670,605,810,375.68 - Step 5: Solve for x
x = 15,670,605,810,375.68/3,518,495.49 - Step 6: Final answer
x = 4,453,780.27
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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.